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12 Cards in this Set

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