Mathematics, 25.09.2019 01:40 kelleemaebarnha
Greg was adding numbers on a number line. he started on –5 and then he added –8. greg wrote that the answer was +13.
is greg's answer reasonable?
a.
no, it is not reasonable because –5 + –8 = –13.
b.
yes, it is reasonable because –5 + –8 = +13.
c.
no, it is not reasonable because if you add two numbers you will get a number that is greater than either of the two numbers.
Answers: 1
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Greg was adding numbers on a number line. he started on –5 and then he added –8. greg wrote that the...
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