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Standard VII
Maths
Operations on Rational Numbers
Question
Evaluate :
$$ \dfrac{-2}{5} + \dfrac{3}{5} + \dfrac{-1}{5} $$
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Solution
Verified by Toppr
$$ \dfrac{-2}{5} + \dfrac{3}{5} + \dfrac{-1}{5} $$
It can be written as
$$ = \dfrac{-2 + 3 - 1}{5} $$
By further calculation
$$ = \dfrac{0}{5} $$
$$ = 0 $$
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