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OpenStudy (anonymous):
-2/5 - 7/10 = ? (Show Work)
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hero (hero):
Hint: Multiply the first fraction by 2/2
OpenStudy (anonymous):
-2/5 - 7/10 = x *2 -4/10-7/10=x Answere is -11/10
OpenStudy (anonymous):
same as the last. make the denominators equal. -2/5-7/10 x2 x1 -4/10-7/10=?
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