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7 Cards in this Set
- Front
- Back
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Addend
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A part of an addition mathematical problem
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Sum
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The answer to an addition mathematical problem
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Order Property
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Rearranging the grouping of parts does not effect the whole
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Fact family
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A family of numbers that can be added and subtracted
1+2=3 2+1=3 3-1=2 3-1=2 |
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Grouping property
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Grouping numbers that are to be solved first and then solve the rest of the problem
(2+3)+1=6 2+(3+1)=6 |
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Differences
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The answer to a subtraction problem
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Doubles
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two of the same numbers in an addition or subtraction problem 4+4=8 2+2=4 3+3=6
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