3 years ago

How to check the correctness of a subtraction answer

2 answers:

8 0

well lets say i have to subtract 34 and 20 which is 14 so i would take the sum and the subtractor which is 20 the i would do 20 plus 14 which is 34

Hope this helps!

kolezko [41]3 years ago

3 0

You have to do inverse operations, so for subtraction, addition.

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