Subtract 63/28 from 15/4, Solve 3 3/4

Subtract 63/28 from 15/4

1^st number: 3 3/4, 2^nd number: 2 7/28

15/4 - 63/28 is 3/2.

Find the least common denominator or LCM of the two denominators:
LCM of 4 and 28 is 28

Next, find the equivalent fraction of both fractional numbers with denominator 28
For the 1st fraction, since 4 × 7 = 28,
15/4 = 15 × 7/4 × 7 = 105/28
Likewise, for the 2nd fraction, since 28 × 1 = 28,
63/28 = 63 × 1/28 × 1 = 63/28
Subtract the two like fractions:
105/28 - 63/28 = 105 - 63/28 = 42/28
After reducing the fraction, the answer is 3/2
In mixed form: 11/2

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