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Mathematics 11 Online
OpenStudy (anonymous):

What is13 + -51?

OpenStudy (anonymous):

do 13 - 51 in your calculator

OpenStudy (anonymous):

Remember , that if you're adding different signs . Find the difference and add the sign with the greatest absolute value. 51 - 13 = 38 . Then add the negative sign in front because -51's absolute value is bigger than 13's

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