Subtract the following rational numbers: -7/10 from 2/5
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2/5 - (-7/10) = 11/10
Step-by-step explanation:
2/5 - (-7/10)
Because the number that comes after from should be written at first.
L.C.M = 10
4/10 - (-7/10) ['minus' + 'minus' = 'plus', so the both minus will be cancelled.]
4/10 + 7/10 = 11/10
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