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Question
Find `(-6)/13 - ((- 7)/15)`.
Sum
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Solution
Has gone, `(-6)/13 - ((- 7)/15)`
= `(- 6)/13 + 7/15`
Now the LCM of the denominator of the former parameter = 13 × 15 = 195
= `((- 6 xx 15) + (7 xx 13))/195`
= `(- 90 + 91)/195`
= `1/195`
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