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15 Cards in this Set
- Front
- Back
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Count using ordinal numbers.
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First, second, third, fourth, fifth, sixth, seventh, eighth, ninth, tenth, etc...
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What is an odd number?
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1, 3, 5, 7, 9, and any two or more digit number with one of the above in the ones place.
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How do you reduce a fraction?
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Break it down to lowest terms by dividing both numerator and denominator by the same number.
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What is the Greatest common factor of two or more numbers?
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Biggest number that will divide evenly into both numbers.
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What is the Least common multiple of two or more numbers?
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Smallest number that both numbers will evenly divid into.
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What is a digit?
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A single number.
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What is a line of symmetry?
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A line through a shape that divids it in half so that both halfs are exactly the same.
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How do you find the perimeter of a shape?
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Add up the measurements of all the sides.
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How many objects in a dozen? How many in two dozen?
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Twelve, Twenty-four
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How do you find the sum of two numbers?
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Add the two numbers.
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How do you find the difference of two numbers?
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Subtract the two numbers.
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What is a mixed number?
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A number that includes a whole number and a fraction.
Example: 3 1/2 |
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What is an improper fraction?
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A fraction that has a bigger number on top.
Example: 5/3 |
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How do you find the lowest common denominator of a fraction?
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You find a common number that the denominators will divide into evenly.
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What is a prime number?
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A number that is only divisible by 1 and itself.
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