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12 Cards in this Set
- Front
- Back
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The reciprocal of a number bewteen 0 and 1 is...than the number.
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Greater.
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The reciprocal of a number between -1 and 0 is...than the number.
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Less.
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The square of a number between 0 and 1 is...than the number.
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Less.
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Multiplying any positive number by a fraction between 0 and 1 gives a product...than the original number.
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Smaller.
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Multiplying any negative number by a fraction between 0 and 1 gives a product...than the original number.
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Greater.
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Multiples
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An integer that is divisible by another interger is a multiple of that interger.
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Factors [ie divisors]
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The positive integers that evenly divide into a number.
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A number is divisible by 3 if...
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the sum of its digits is divisible by 3.
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A number is divisible by 4 if...
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its last two digits are divisible by 4.
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A number is divisible by 6 if...
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it is divisible by both 2 and 3.
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A number is divisible by 9 if...
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the sum of its digits is divisible by 9.
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Odd + Odd = Even
Even + Even = Even Odd + Even = Odd |
Odd * Odd = Odd
Even * Even = Even Odd * Even = Even |
