Subtract 80/49 from 60/84, Solve 60/84

Subtract 80/49 from 60/84

1^st number: 60/84, 2^nd number: 1 31/49

60/84 - 80/49 is -45/49.

Find the least common denominator or LCM of the two denominators:
LCM of 84 and 49 is 588

Next, find the equivalent fraction of both fractional numbers with denominator 588
For the 1st fraction, since 84 × 7 = 588,
60/84 = 60 × 7/84 × 7 = 420/588
Likewise, for the 2nd fraction, since 49 × 12 = 588,
80/49 = 80 × 12/49 × 12 = 960/588
Subtract the two like fractions:
420/588 - 960/588 = 420 - 960/588 = -540/588
After reducing the fraction, the answer is -45/49

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