Subtract 70/49 from 7/60, Solve 7/60

Subtract 70/49 from 7/60

1^st number: 7/60, 2^nd number: 1 21/49

7/60 - 70/49 is -551/420.

Find the least common denominator or LCM of the two denominators:
LCM of 60 and 49 is 2940

Next, find the equivalent fraction of both fractional numbers with denominator 2940
For the 1st fraction, since 60 × 49 = 2940,
7/60 = 7 × 49/60 × 49 = 343/2940
Likewise, for the 2nd fraction, since 49 × 60 = 2940,
70/49 = 70 × 60/49 × 60 = 4200/2940
Subtract the two like fractions:
343/2940 - 4200/2940 = 343 - 4200/2940 = -3857/2940
After reducing the fraction, the answer is -551/420

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