shirleycook1012 shirleycook1012

02-11-2020
Mathematics

contestada

Show me how to use the checking method after adding the two numbers

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sophiaperez12 sophiaperez12

02-11-2020

Answer:

minus the answer by the first number like if it was 2+4=6 it would be 6-2= and if it equals 4 it was right Step-by-step explanation:

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