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Question
Find `5/63 - ((-6)/21)`.
Sum
Solution
Given, `5/63 - ((-6)/21)`
=`5/63 + 6/21`
Now LCM of the denominator of the self rational = 63
= `((5 xx 1) + (6 xx 3))/63`
= `(5 + 18)/63`
= `23/63`
The numerator and denominator of the obtained rational number have no other multiple than 1.
Hence, `23/63`
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