Math

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What are some good math games for kindergarten students?

Some websites that provide some of these games for kindergarten children are PBS Kids, Education and Learning Games for Kids. PBS Kids has a math game where children can differentiate between two snowflake shapes. The Education website has a very extensive selection of games that kindergarten kids can play, which are all math related. Some of these games include sorting items, finding measurements, comparing 2-D and 3-D shapes and other math topics like adding and subtracting. The Learning Games for Kids site also provides many math games for kindergarten students, such as word search puzzles ..

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How do you find the current obesity statistics for the United States?

The CDC's statistics are located by selecting the Data & Statistics option in the Diseases & Conditions dropdown. This directs the user to a list of topics on which the CDC keeps statistics; clicking on the Overweight & Obesity link leads to a page of pertinent statistics.\nThe NIH's statistics are located by accessing NIH.gov and selecting NIDDK in the Institutes at NIH dropdown. This directs the user to the Web page of the National Institute of Diabetes and Digestive and Kidney Diseases. Clicking on Health Statistics in the Health Information dropdown leads to a list of links to st..

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Why are triangles used in structures?

Due to the rigidness of the triangle's shapes, high amounts of forces can be sustained without deformation. Triangles are often used as trusses in bridges, or other support structures in buildings. They can easily be fit together to provide strength and stability over a wide area. The most famous triangles in structures are the pyramids of Egypt, which are the largest pyramids in the world.

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How do you convert numbers to standard form?

The exponent is negative if the original number is less than 1, and positive if the original number is greater than 1. For example 4,750,000 is written in standard form as 4.75 x 10 to the power of 6, while 0.000789 is written as 7.89 x 10 to the power of negative four. In these examples, there is only one non-digit zero to the left, and the number of times the decimal moves is used as an exponent.

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How do you do negative exponents?

Identify the values in an expression subject to a negative exponentIn an expression, a negative exponent may apply to a single item or multiple items. For example, in an expression x^(-2), where x is a variable, the negative exponent is applied to the x. In the expression 3x^(-2), the negative exponent is applied to the x, but not the scalar 3. In an expression 6*(3x)^-2, the negative exponent is applied to the 3x, but not the 6.\nManipulate components of an expression with a negative exponent into its reciprocal with positive exponentConvert a negative exponent to a positive exponent by rewri..

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How do you divide mixed numbers?

Convert mixed fractions to improper fractionsMultiply the whole number with the denominator. Add the result to the numerator, then place the final number over the denominator to convert the mixed fraction to an improper fraction. Find the reciprocal of the divisorFlip the divisor so that the numerator is on the bottom and the denominator is on top. This is the reciprocal. Inverting the divisor allows you to find the answer as a whole number. Multiply the dividend and the reciprocalMultiply the numerators together, then multiply the denominators together to get the answer. Simplify and check th..

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What are some cool facts about the number 24?

The American television series produced for the Fox network was created by Joel Surnow and Robert Cochran and stars Kiefer Sutherland as Counter Terrorist Unit agent Jack Bauer. The show initially utilized a real-time method of narration where each episode in a 24-episode season covered an hour in the life of Jack Bauer. However, after previously announcing that the season eight finale would bring the series to a close, Fox resurrected the show in the form of "24: Live Another Day." This incarnation of the show was a limited-event series of 12 episodes that featured the return of Jack Bauer to..

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How does the distributive property work with fractions?

The distributive property is used in algebra because it makes it easier to isolate a particular variable. When mathematicians distribute the coefficient, they multiply it to each term inside of the parentheses and then separate those terms. When coefficients inside or outside of the parentheses are fractions, the only added step is to find like denominators when adding or subtracting fractions.\nThe following equation demonstrates how the distributive property works with fractions.\n1/2*(2/3 + 2/5) = 1/2*(2/3) + 1/2*(2/5)\n1/2*(16/15) = 1/3 + 1/5\n8/15 = 8/15\nSometimes fractions can be cancel..

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What is MyCalculus?

To use the site, a user clicks on one tab, such as “Calculus,” and enters the math problem in the editor labeled “Type your problem here.” There are practice tools for geometry, trigonometry, statistics and finite math. The site also provides math examples.\nCalculus is a branch of math that deals with change, the same way geometry is concerned with shapes and algebra entails the solving of equations using mathematical operations.

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What is the direct variation formula?

When designing graphs, the formula is usually expressed as y equals k times x, because it is easier to find points on a graph when solving for one variable and plugging values of the other variable into the formula. This way of expressing the formula also makes it clear that when x increases, y must increase as well. In inverse variation, when one variable increases the other decreases. Inverse variation is considered the opposite of direct variation.

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