**Recent Event Highlights:** Printable Math Graphing Worksheets, Parents get math help for kids, Carnegie Learning? Announces 24/7 Math Help, Nintendo: Children Afraid Of Math, Math Trainer Can Help [Survey Says], Math Help : What Math Do Actuaries Use?, 5 Tips on How to Help Your Child with Math, and 49 more...

**Created by dipity
on May 15, 2009**

Last updated: 10/19/10 at 06:54 PM

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- Printable Math Graphing Worksheets

May 8, 2009 10:06 AMExcerpt ...math. The printable math graphing worksheets can be used in conjunction with other math skills. There are three basic types of math graphing students will learn in school. These three basic types of math graphing worksheets can help students practice graphing... Source Info Associated Content

http://www.associatedcontent.com/article/1728730/printable_math_graphing_worksheets.html - Parents get math help for kids

Apr 10, 2009 12:25 AMExcerpt ...improvement coach and workshop leader Phyllis Burks told 10 participants in the third workshop of the year that teaching math isn't about filling out worksheets. Kids learn better through visualization, she said, showing parents movements they could incorporate... Source Info AZ starnet.com

http://www.azstarnet.com/sn/metro/288152.php - Carnegie Learning? Announces 24/7 Math Help

Feb 3, 2009 10:36 AMExcerpt ...students the ability to receive one-to-one mathematics help as needed. The two chief components of Carnegie Learning" 24/7 Math Help are: - A fast and easy Instant Message chat tool that allows students to discuss math problems with tutors - An electronic... Source Info PR-Inside.com

http://www.pr-inside.com/carnegie-learning-announces-24-7-math-r1040780.htm - Nintendo: Children Afraid Of Math, Math Trainer Can Help [Survey Says]

Jan 12, 2009 10:23 AMExcerpt ... “Personal Trainer: Math provides a fun antidote for math anxiety,” said Cammie Dunaway, Nintendo of America’s executive vice president of Sales & Marketing. “People can keep their math skills sharp while tracking their progress every day to see how they improve.”... Source Info Kotaku

http://feeds.gawker.com/~r/kotaku/full/~3/u1IJmCfo0mA/nintendo-children-afraid-of-math-math-trainer-can-help - Math Help : What Math Do Actuaries Use?

Dec 5, 2008 6:19 PMActuaries work in insurance and often deal with probability, such as when dealing with the financial consequences of a risk. Find out how the work of actuaries figures prominently into everyday math withhelp from a math teacher in this free video on math lessons. Expert: Jimmy Chang Bio: Jimmy Chang has been a math teacher at St. Pete College for nearly a decade. He has a master's degree in math, and his specialties include calculus, algebra, liberal arts, math and trigonometry. Filmmaker ...

- 5 Tips on How to Help Your Child with Math

Dec 4, 2008 7:13 AMExcerpt ...to see how well he or she is doing in the math class. It will reflect upon how well you two are working together at home on math. Let the teacher know that you are helping them with math each time an assignment is given out. Don't feel like a failure if he... Source Info Associated Content

http://www.associatedcontent.com/article/1247885/5_tips_on_how_to_help_your_child_with.html - Algebra - Radicals Multiplying Part 1 Intuitive Math Help Simplifying Radical Expressions Square...

Oct 15, 2008 1:33 AMAlgebra - Radicals Multiplying Part 1 Intuitive Math Help Simplifying Radical Expressions Square Roots

- Calculus - Epsilon Delta Limit Proof Part 2/4 Intuitive Math Help Limits

Oct 14, 2008 10:31 PMCalculus - Epsilon Delta Limit Proof Part 2/4 Intuitive Math Help Limits

- Calculus - Epsilon Delta Limit Proof Part 1/4 Intuitive Math Help Limits

Oct 14, 2008 10:13 PMCalculus - Epsilon Delta Limit Proof Part 1/4 Intuitive Math Help Limits

- Concept vs. Skill Math Wars & Help From Danica McKellar

Aug 12, 2008 8:03 PMExcerpt ...It didn't matter old math, new math we could not perform to specifications. Fortunately, in high school I had two excellent math teachers that erased much of the crap that was imprinted on me at the elementary and junior high school level. Many years later... Source Info BlogHer

http://www.blogher.com/concept-vs-skill-math-wars-help-danica-mckellar - New math rules kick in for high school graduation

Aug 6, 2008 12:17 AMExcerpt ...career and technical education courses, such as accounting, diesel mechanics and electronics, are being fine-tuned to include math that would meet the requirement and help students pass the math portion of the Washington Assessment of Student Learning. State... Source Info HeraldNet

http://www.heraldnet.com/article/20080806/NEWS01/701972188/-1/rss02 - Math Goodies Celebrates Tenth Anniversary Online

Jul 22, 2008 3:18 AMExcerpt ...are still available after ten years, along with many new ones. Over the past ten years, Math Goodies has expanded into a math help portal offering extensive libraries of interactive lessons, worksheets, learning games, articles, and forums. These resources... Source Info Emediawire.com

http://www.prweb.com/releases/Math/Goodies/prweb1125734.htm - Math turns hipster with online help program

Jun 9, 2008 6:35 PMExcerpt ...looks more like a video game than a math assignment. Students who log on to Apangea Learnings SmartHelp online math program can win points by answering questions correctly and trade the points for gift cards and music downloads. Hip-looking virtual tutors... Source Info SpokesmanReview.com

http://www.spokesmanreview.com/breaking/story.asp?ID=15249 - Watch Video on Graphing Lines Using an X/Y Chart - Math Help

May 9, 2008 7:50 AMAccess full lesson containing this video at: www.yourteacher.com Students learn to graph a given linear equation using a chart. For example, to graph the equation y = x - 4, pick three values for x, such as -1, 0, and 1, and substitute these values into the equation to find the corresponding values of y. Next, plot the resulting points on a coordinate system and graph the line that passes through them. To graph the equation 3x + 5y = 5, first solve for y, to get y = -3/5x + 1. Then set up a ...

- Watch Video on Volume of a Cone - Math Help

May 7, 2008 10:52 AMAccess full lesson containing this video at: www.yourteacher.com Students learn that the formula for the volume of a cylinder is pi times radius squared times height, so the volume of a cylinder that has a radius of 10 feet and a height of 40 feet is pi times 10 squared times 40, or pi times 100 times 40, or 4000 pi cubic feet. And since pi = 3.14, 4000 pi cubic feet can also be written as 4000 times 3.14, or 12560 cubic feet. Students also learn that the formula for the volume of a sphere ...

- Watch Video on Volume of a Sphere - Math Help

May 7, 2008 10:42 AMAccess full lesson containing this video at: www.yourteacher.com Students learn that the formula for the volume of a cylinder is pi times radius squared times height, so the volume of a cylinder that has a radius of 10 feet and a height of 40 feet is pi times 10 squared times 40, or pi times 100 times 40, or 4000 pi cubic feet. And since pi = 3.14, 4000 pi cubic feet can also be written as 4000 times 3.14, or 12560 cubic feet. Students also learn that the formula for the volume of a sphere ...

- Watch Video on Prime Factorization - Math Help

May 7, 2008 8:17 AMAccess full lesson containing this video at: www.yourteacher.com Students learn that the prime factorization of a number is the given number written as the product of its prime factors. For example, to find the prime factorization of 45, use a factor tree to find that 45 is 5 x 9, and 9 is 3 x 3. So the prime factorization of 45 is 5 x 3 x 3, or 5 x 3^2. Note that the prime factorization of a prime number, such as 23, is the number itself.

- Watch Video on Decimal to Percent - Math Help

Apr 30, 2008 7:51 AMAccess full lesson containing this video at: www.yourteacher.com Students learn to write percents as decimals and decimals as percents. For example, to write 82% as a decimal, think of 82% as 82/100, and remember that dividing by 100 moves the decimal point two places to the left, to get 0.82. So 82% can be written as the decimal 0.82. Since a percent can be written as a decimal by moving the decimal point two places to the left, a decimal can be written as a percent by moving the decimal ...

- Watch Video on Fraction to Percent - Math Help

Apr 30, 2008 7:47 AMAccess full lesson containing this video at: www.yourteacher.com Students learn to write percents as fractions and fractions as percents. For example, to write 6% as a fraction, remember that percent means "out of 100", so 6% can be written as the fraction 6/100, which reduces to 3/50. So 6% can be written as the fraction 3/50. To write 7/10 as a percent, set up the proportion 7/10 = x/100, then use cross products to get (7)(100) = (10)(x), or 700 = 10x, and dividing both sides by 10, 70 = x ...

- Watch Video on Percent to Decimal - Math Help

Apr 24, 2008 9:49 AMAccess full lesson containing this video at: www.yourteacher.com Students learn to write percents as decimals and decimals as percents. For example, to write 82% as a decimal, think of 82% as 82/100, and remember that dividing by 100 moves the decimal point two places to the left, to get 0.82. So 82% can be written as the decimal 0.82. Since a percent can be written as a decimal by moving the decimal point two places to the left, a decimal can be written as a percent by moving the decimal ...

- Watch Video on Percent of a Number - Math Help

Apr 24, 2008 6:21 AMAccess full lesson containing this video at: www.yourteacher.com Students learn to find a percent of a number. For example, to find 65% of 40, first rewrite 65% as the decimal 0.65, and "of 40" means "times 40", so we have 0.65 x 40, which equals 26. So 65% of 40 is 26.

- Watch Video on Long Division - Math Help

Apr 23, 2008 9:30 AMAccess full lesson containing this video at: www.yourteacher.com Students learn to divide numbers with one or more digits, such as 4516 divided by 32. Note that 4516 is the called the dividend, 32 is the called the divisor, and the answer to a division problem is called the quotient. If the divisor does not divide evenly into the dividend, the quotient will have a remainder.

- Watch Video on Volume of a Cylinder - Math Help

Apr 23, 2008 8:45 AMAccess full lesson containing this video at: www.yourteacher.com Students learn that the formula for the volume of a cylinder is pi times radius squared times height, so the volume of a cylinder that has a radius of 10 feet and a height of 40 feet is pi times 10 squared times 40, or pi times 100 times 40, or 4000 pi cubic feet. And since pi = 3.14, 4000 pi cubic feet can also be written as 4000 times 3.14, or 12560 cubic feet. Students also learn that the formula for the volume of a sphere ...

- Watch Video on Square Roots - Math Help

Apr 23, 2008 7:42 AMAccess full lesson containing this video at: www.yourteacher.com Students learn how to simplify square roots of perfect squares, as well as square roots of numbers that are not perfect squares. The terms radical and radicand are also introduced as vocabulary.

- Watch Video on Area of a Circle - Math Help

Apr 23, 2008 7:32 AMAccess full lesson containing this video at: www.yourteacher.com Students learn that the formula for the area of a circle is pi times radius squared, so the area of a circle that has a radius of 5 inches is pi times 5 squared, or 25 pi square inches. And since pi = 3.14, 25 pi square inches can also be written as 25 times 3.14, or 78.5 square inches. Note that the radius of a given circle is half the diameter of the circle. So to find the area of a circle with a given diameter, first find ...

- Watch Video on How to Find Percentages - Math Help

Apr 21, 2008 8:25 AMAccess full lesson containing this video at: www.yourteacher.com Students learn to solve "percent" word problems, such as the following. What is 24% of 175? Note that "what" means "x", "24%" means "24/100", "is" means "equals", "of" means "times", and "175" means "175". So this word problem can be translated into the equation x = 24/100 times 175.

- Watch Video on Adding Fractions - Math Help

Feb 21, 2008 7:06 AMAccess full lesson containing this video at: www.yourteacher.com Students learn to add or subtract fractions using the least common denominator, which is the least common multiple for the denominators of the fractions. Once the fractions are given a common denominator by multiplying the numerator and denominator of each fraction by the appropriate number, then the fractions can be added or subtracted by adding or subtracting the numerators, and leaving the denominator the same....

- Watch Video on Subtracting Integers - Math Help

Feb 5, 2008 7:30 AMAccess full lesson containing this video at: www.yourteacher.com Students review the addition and subtraction of integers using a number line, where a positive integer represents a move to the right, and a negative integer represents a move to the left. Students learn that minus a negative can be thought of as plus a positive.

- Watch Video on Fraction to Decimal - Math Help

Jan 24, 2008 8:59 AMAccess full lesson containing this video at: www.yourteacher.com Students learn to convert fractions to decimals. For example, to convert the fraction 7/10 to a decimal, first read the fraction as "7 tenths". Next, since the tenths place is one place to the right of the decimal point, 7 tenths can be written as the decimal 0.7. To convert 11/20 to a decimal, first find a fraction that is equivalent to 11/20 that has a denominator of 100, so multiply both the numerator and denominator by 5 ...

- Watch Video on Subtracting Rational Expressions - Math Help

Jan 21, 2008 7:31 AMAccess full lesson containing this video at: www.yourteacher.com Students learn that when subtracting rational expressions, the first step is to change the minus sign between the terms to a plus sign, and change all the signs across the numerator of the following term. Next, factor each of the denominators, if possible, then give each term a common denominator by multiplying the numerator and denominator of each term by the appropriate value. Next, add across the numerators and keep the ...

- Watch Video on Exponents - Math Help

Jan 21, 2008 7:03 AMAccess full lesson containing this video at: www.yourteacher.com Students learn to solve problems that combine the exponent rules covered in this chapter. For example, students may use the power rule, the product rule, and the quotient rule all in the same problem. Students also learn that when a fraction is taken to a power, both the numerator and denominator of the fraction are taken to that power.

- Math Help - PreAlgebra - Dividing Fractions

Dec 16, 2007 12:40 PMStudents learn to divide fractions by first changing the division sign to multiplication and flipping the second fraction. For example, to simplify 7/12 divided by 7/9, first change the division sign to multiplication and flip the second fraction, to get 7/12 x 9/7. Next, multiply the fractions by first cross-canceling, then multiplying across the numerators and across the denominators. **See more education videos by TeacherTube Member yourteacher at www.TeacherTube.com***

- Her husband will have to help with math

Dec 1, 2007 5:13 PMExcerpt ...in pre-algebra while I was still in general math. Now, in high school, my classes are filled with underclassmen for whom math seems an enjoyable past time. They rattle off answers to convoluted questions while I’m still writing down the formula. My math classes... Source Info The Cumberland Times-News

http://www.times-news.com/opinion/local_story_335191932.html - Watch Video on The Isosceles Triangle Theorem - Math Help

Nov 8, 2007 10:29 AMAccess full lesson containing this video at: www.yourteacher.com Students learn that an isosceles triangle is composed of a base, two congruent legs, two congruent base angles, and a vertex angle. Students also learn the isosceles triangle theorem, which states that if two sides of a triangle are congruent, then the angles opposite those sides are congruent; and the converse of the isosceles triangle theorem, which states that if two angles of a triangle are congruent, then the sides ...

- Watch Video on Solving Systems by Substitution - Math Help

Nov 7, 2007 8:09 AMAccess full lesson containing this video at: www.yourteacher.com Students learn to solve a system of linear equations by substitution, by first isolating one of the variables in the system, then substituting its value for the corresponding variable in the other equation.

- Watch Video on Probability of Independent Events - Math Help

Nov 6, 2007 12:41 PMAccess full lesson containing this video at: www.yourteacher.com Students learn that two events are independent if the outcome of the first event does not affect the outcome of the second event. For example, flipping a coin twice. And the probability of independent events can be found by multiplying the probability of the first event times the probability of the second event. For example, when flipping a coin twice, the probability of getting heads then tails is 1/2 times 1/2, which equals 1/4....

- Watch Video on Converse of Pythagorean Theorem - Math Help

Oct 31, 2007 8:53 AMAccess full lesson containing this video at: www.yourteacher.com Students learn the Converse of the Pythagorean Theorem, which states that if the sum of the squares of the lengths of two sides of a triangle is equal to the sum of the square of the third side, then the triangle is a right triangle. Students also learn the following related theorems. If the sum of the squares of the lengths of two sides of a triangle is less than the sum of the square of the third side, then the triangle is ...

- Watch Video on Similar Triangle Proofs - Math Help

Oct 31, 2007 8:23 AMAccess full lesson containing this video at: www.yourteacher.com Students learn that if two angles of one triangle are congruent to two angles of another triangle, then the triangles are similar (Angle-Angle Similarity Postulate, or AA Similarity Postulate). Students also learn that the scale factor is ratio of the lengths of two corresponding sides. Students are then asked to use these concepts to determine whether given triangles are similar, and to find the missing side lengths in similar ...

- Watch Video on Solving Proportions - Math Help

Oct 31, 2007 8:16 AMAccess full lesson containing this video at: www.yourteacher.com Students learn that a proportion is an equation that states that two ratios are equal. Students then learn the properties of proportion, and are asked to solve for x in given proportions, and to solve word problems involving proportions.

- Watch Video on Multiplying Rational Expressions - Math Help

Oct 30, 2007 7:38 AMAccess full lesson containing this video at: www.yourteacher.com Students learn that when multiplying rational expressions, the first step is to factor each of the numerators and each of the denominators, if possible, then cancel out the factors that match up, then multiply across the numerators and across the denominators. Students also learn that when dividing rational expressions, the first step is to change the division to multiplication and flip the second fraction, then factor each of ...

- Watch Video on Adding Integers - Math Help

Oct 29, 2007 11:25 AMAccess full lesson containing this video at: www.yourteacher.com Students review the addition and subtraction of positive and negative integers using a number line, where a positive integer represents a move to the right, and a negative integer represents a move to the left. Students learn that minus a negative can be thought of as plus a positive.

- Watch Video on Geometry Nets - Math Help

Oct 26, 2007 9:56 AMAccess full lesson containing this video at: www.yourteacher.com Students learn that a net is the shape formed by "unfolding" a 3-dimensional figure, so a net shows all the faces that make up the surface area of the figure. Students are then asked to determine what type of 3-dimensional figure can be made from a given net (note that a cylinder has 2 circular bases, a pyramid has triangular faces, a cone has 1 circular base, and a prism has rectangular faces). Students are also asked to ...

- Watch Video on Rational vs Irrational Numbers - Math Help

Oct 26, 2007 9:29 AMAccess full lesson containing this video at: www.yourteacher.com Students learn that the following number sets represent rational numbers: natural numbers, whole numbers, integers, fractions, terminating decimals, and repeating decimals. For example, -2, 7, 3/4, 0.0006, and 0.191919... are all rational numbers. However, a decimal that is both non-terminating and non-repeating is an irrational number. For example, 0.12579835781... and 39.779778776775... are irrational numbers.

- Watch Video on Converting to Scientific Notation - Math Help

Oct 26, 2007 9:26 AMAccess full lesson containing this video at: www.yourteacher.com Students learn to convert a number from standard notation to scientific notation by first writing a decimal point in the number so that there is only one digit to the left of the decimal point. For example, to write 642000 in scientific notation, first write the number so that there is only one digit to the left of the decimal point, which in this case is 6.42000. Next, count the number of places that the decimal point must be ...

- Watch Video on Proving Triangles are Congruent - Math Help

Oct 24, 2007 6:52 AMAccess full lesson containing this video at: www.yourteacher.com Students learn the following postulates related to congruent triangles and triangle proofs. If the three sides of one triangle are congruent to the three sides of another triangle, then the triangles are congruent (Side-Side-Side or SSS). If two sides and the included angle of one triangle are congruent to two sides and the included angle of another triangle, then the triangles are congruent (Side-Angle-Side or SAS). If two ...

- Watch Video on Simplifying Rational Expressions - Math Help

Oct 23, 2007 1:56 PMAccess full lesson containing this video at: www.yourteacher.com Students learn that when simplifying a rational expression, such as (m^2 + 7m - 30)/(m^2 - 3m), the first step is to factor both the numerator and denominator, to get [(m + 10)(m - 3)]/[m(m - 3)], and the next step is to cancel out the factors that match up, in this case, the (m - 3)'s, to get (m + 10)/m, which is the final answer.

- Watch Video on Area of a Rectangle - Math Help

Oct 23, 2007 10:12 AMAccess full lesson containing this video at: www.yourteacher.com Students learn that the area of a figure is the measure of how much surface is covered by the figure. The formula for the area of a rectangle is length times width, so the area of a rectangle that has a length of 7 centimeters and a width of 3 centimeters is 7 times 3, or 21 square centimeters. The formula for the area of a square is side squared, so the area of a square that has a side of length of 9 feet is 9 squared, or 81 ...

- Watch Video on Circumference of a Circle - Math Help

Oct 23, 2007 10:10 AMAccess full lesson containing this video at: www.yourteacher.com Students learn that the circumference of a circle is the distance around the circle, and the formula for the circumference of a circle is 2 times pi times the radius of the circle. Pi is the ratio of the circumference to the radius, which is approximately 22/7 or 3.14. So a circle with a radius of 3 feet has a circumference of 2 times pi times 3, or 6 pi feet. And since pi = 3.14, 6 pi feet can also be written as 6 times 3.14 ...

- Watch Video on Surface Area & Volume of a Sphere - Math Help

Oct 22, 2007 2:15 PMAccess full lesson containing this video at: www.yourteacher.com Students learn the formulas for the area and volume of spheres, and are asked to solve problems using these formulas. The word problems in this lesson involve spheres that are melted down and recast as cones or cylinders, the amount of paint needed to cover a hemisphere (half of a sphere), and so on.

- Watch Video on Simplifying Radicals - Math Help

Oct 22, 2007 1:19 PMAccess full lesson containing this video at: www.yourteacher.com Students learn to simplify a square root by setting up a factor tree for the number inside the radical. If a factor pairs up in the factor tree, then it comes out of the radical. If a factor does not pair up, then it stays inside. Students also learn to simplify a cube root by setting up a factor tree for the number inside the radical. If a factor is part of a group of three factors that are the same, then it comes out of the ...

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