Subtract 9/54 from 63/7, Solve 9 0/7

Subtract 9/54 from 63/7

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

63/7 - 9/54 is 53/6.

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

Next, find the equivalent fraction of both fractional numbers with denominator 378
For the 1st fraction, since 7 × 54 = 378,
63/7 = 63 × 54/7 × 54 = 3402/378
Likewise, for the 2nd fraction, since 54 × 7 = 378,
9/54 = 9 × 7/54 × 7 = 63/378
Subtract the two like fractions:
3402/378 - 63/378 = 3402 - 63/378 = 3339/378
After reducing the fraction, the answer is 53/6
In mixed form: 85/6

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