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4th Grade Math Vocab

addend the numbers being added together
sum the answer
commutative property You can switch the order of the addends. 3+8 = 8+3
equation A number sentence. 5 + 2 = 7
difference The answer to a subtraction problem. What is the difference from 7 - 4 = 3
inverse operation 26 - 12 = 14 can be INVERTED (turned around) to say 14 + 12 = 26
Created by: jmagnusson