Subtract 63/7 from 5/54, Solve 5/54

Subtract 63/7 from 5/54

1^st number: 5/54, 2^nd number: 9 0/7

5/54 - 63/7 is -481/54.

Find the least common denominator or LCM of the two denominators:
LCM of 54 and 7 is 378

Next, find the equivalent fraction of both fractional numbers with denominator 378
For the 1st fraction, since 54 × 7 = 378,
5/54 = 5 × 7/54 × 7 = 35/378
Likewise, for the 2nd fraction, since 7 × 54 = 378,
63/7 = 63 × 54/7 × 54 = 3402/378
Subtract the two like fractions:
35/378 - 3402/378 = 35 - 3402/378 = -3367/378
After reducing the fraction, the answer is -481/54

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