Holiday Homework Assignement:
Fill in the blanks and write the name of the property used: a.) 731 + (509 + 69) = (....... + 69) + 509 b.) 5 + ..... = 5
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a=1240 (731+509)
b=0 (as 5+0=5)
b=0 (as 5+0=5)
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