Subtract 70/49 from 6/36, Solve 6/36

Subtract 70/49 from 6/36

1^st number: 6/36, 2^nd number: 1 21/49

6/36 - 70/49 is -53/42.

Find the least common denominator or LCM of the two denominators:
LCM of 36 and 49 is 1764

Next, find the equivalent fraction of both fractional numbers with denominator 1764
For the 1st fraction, since 36 × 49 = 1764,
6/36 = 6 × 49/36 × 49 = 294/1764
Likewise, for the 2nd fraction, since 49 × 36 = 1764,
70/49 = 70 × 36/49 × 36 = 2520/1764
Subtract the two like fractions:
294/1764 - 2520/1764 = 294 - 2520/1764 = -2226/1764
After reducing the fraction, the answer is -53/42

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