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Page not found | Cool Math - free online cool math lessons, cool math games & apps, fun math activities, pre-algebra, algebra, precalculus

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Cool Math has free online cool math lessons, cool math games and fun math activities. Really clear math lessons (pre-algebra, algebra, precalculus), cool math games, online graphing calculators, geometry art, fractals, polyhedra, parents and teachers areas too.

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They eventually end after the decimal.

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When a number or pattern repeats

over and over again, put a _ under the number.

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Pie is a good example of a irrational number

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Look after you finish word problems.

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Their are three types of decimals.

Repeating decimals, terminating decimals, and irrational decimals.

Repeating decimals have the same numbers going over

and over again. Terminating decimals eventually or quickly end.

Irrational decimals don't repeat or end but they go on and on.

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Example on how to do it step by step.

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Will went to the store to get apples, grapes, and a pumpkin.

The apples weighed 6.45 pounds, the grapes weighed

3.24 pounds, and the pumpkin weighed 89.67 pounds.

Each pound cost $4.35. How much was it per pound.

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Gwen wanted to make her mom a special dinner.

She got 4.50 ounces of chicken legs, 6.27

ounces of potatoes, and 2.23 ounces of apples.

Each ounce cost $1.50. How much was it per ounce?

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Heather went to the store to get three pumpkins for her kids.

The first pumpkin weighed 276.13 pounds. The other two small

pumpkins  weighed 10.87 pounds each. It was 78 cents per pound.

How much did the pumpkins cost?

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Example

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When doing decimal division, the first thing you want to do

is move your decimal over as many places as needed in

the divisor to make it a whole number.

Because you did it on one end you have to do it on

the other, so do the same in your dividend.

Next, you pop your decimal up. Lastly, divide like normal.

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Example