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Cards In This Set
| Front | Back |
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Interger
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Whole number in the number line, negative or positive, zero, NO FRACTIONS
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Is zero an even integer
|
Yes
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Positive times positive
|
Positive
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Positive times negative
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Negative
|
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Negative times negative
|
Positive
|
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Even plus even
|
Even
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Odd plus odd
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Even
|
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Even plus odd
|
Odd
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Even times even
|
Even
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Even times odd
|
Even
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Odd times odd
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Even
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A number is divisible by 2 if
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Its units digit is
example: 162 2 is divisible by 2 so 162 is too. |
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A number is divisible by 3 if
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the sum of its digits is divisible by 3
example: 2145 2+1+4+5=12 and 12/3=4, so 2145 is divisible by 3 |
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A number is divisible by 4 if
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Its last two digits form a number divisible by 4
example: 412 12 is divisible by 4 so 412 is divisible by 4. |
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A number is divisible by 5 if
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Its units digit is a 0 or a 5
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