Subtract 63/54 from 25/7, Solve 3 4/7

Subtract 63/54 from 25/7

1^st number: 3 4/7, 2^nd number: 1 9/54

25/7 - 63/54 is 101/42.

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,
25/7 = 25 × 54/7 × 54 = 1350/378
Likewise, for the 2nd fraction, since 54 × 7 = 378,
63/54 = 63 × 7/54 × 7 = 441/378
Subtract the two like fractions:
1350/378 - 441/378 = 1350 - 441/378 = 909/378
After reducing the fraction, the answer is 101/42
In mixed form: 217/42

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