Clar9ahanvich Clar9ahanvich

14-08-2016
Mathematics

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why do you subtract to find the sum of a positive and a negative integer

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keepcool keepcool

18-08-2016

example;-
-8+5
now to solve this, we must subtract 5 from 8
∴8-5=3
now write the minus sign before the answer
∴answer= -3

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