add and Express the sum as a mixed rational number if required 3 / 5+3/10-7/15
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Answer:
3/5+3/10-7/15
=(18+9-14)/30 ; LCM 30
=13/30
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Step-by-step explanation:
LCM of 5,10 and 15 is 30
18+9-14/30=13/30
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