How to check the correctness of a subtraction answer

asked Oct 19, 2019 182k views

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6 votes

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

Radagast answered Oct 20, 2019

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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!

Ahsan Saeed answered Oct 25, 2019

6.5k points

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