Subtract 42/7 from 8/36, Solve 8/36

Subtract 42/7 from 8/36

1^st number: 8/36, 2^nd number: 6 0/7

8/36 - 42/7 is -52/9.

Find the least common denominator or LCM of the two denominators:
LCM of 36 and 7 is 252

Next, find the equivalent fraction of both fractional numbers with denominator 252
For the 1st fraction, since 36 × 7 = 252,
8/36 = 8 × 7/36 × 7 = 56/252
Likewise, for the 2nd fraction, since 7 × 36 = 252,
42/7 = 42 × 36/7 × 36 = 1512/252
Subtract the two like fractions:
56/252 - 1512/252 = 56 - 1512/252 = -1456/252
After reducing the fraction, the answer is -52/9

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