Subtract 63/56 from 27/8, Solve 3 3/8

Subtract 63/56 from 27/8

1^st number: 3 3/8, 2^nd number: 1 7/56

27/8 - 63/56 is 9/4.

Find the least common denominator or LCM of the two denominators:
LCM of 8 and 56 is 56

Next, find the equivalent fraction of both fractional numbers with denominator 56
For the 1st fraction, since 8 × 7 = 56,
27/8 = 27 × 7/8 × 7 = 189/56
Likewise, for the 2nd fraction, since 56 × 1 = 56,
63/56 = 63 × 1/56 × 1 = 63/56
Subtract the two like fractions:
189/56 - 63/56 = 189 - 63/56 = 126/56
After reducing the fraction, the answer is 9/4
In mixed form: 21/4

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