Forty terms, survey-kit plain.
| numerator | the top of a fraction, counting the pieces |
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| denominator | the bottom of a fraction, naming the piece size |
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| equivalent fractions | different names for the same amount |
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| simplest form | a fraction whose top and bottom share no factor but one |
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| mixed number | a whole number together with a fraction |
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| improper fraction | a fraction with a top as big as or bigger than its bottom |
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| reciprocal | a fraction flipped upside down |
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| common denominator | a shared bottom for unlike fractions |
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| decimal | a number written with a point and place values |
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| place value | the worth of a digit by its position |
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| percent | a ratio out of one hundred |
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| ratio | a comparison of two quantities by division |
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| average | the sum divided by the count |
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| prime | a number with exactly two factors |
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| composite | a number with more than two factors |
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| factor | a number that divides another evenly |
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| multiple | a number in another number’s times table |
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| GCF | the greatest common factor |
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| LCM | the least common multiple |
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| perimeter | the distance around a figure |
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| area | the space a flat figure covers |
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| volume | the space a solid figure holds |
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| estimate | a careful, close guess |
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| remainder | what is left after dividing |
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