Subtract 63/32 from 21/14, Solve 1 7/14

Subtract 63/32 from 21/14

1^st number: 1 7/14, 2^nd number: 1 31/32

21/14 - 63/32 is -15/32.

Find the least common denominator or LCM of the two denominators:
LCM of 14 and 32 is 224

Next, find the equivalent fraction of both fractional numbers with denominator 224
For the 1st fraction, since 14 × 16 = 224,
21/14 = 21 × 16/14 × 16 = 336/224
Likewise, for the 2nd fraction, since 32 × 7 = 224,
63/32 = 63 × 7/32 × 7 = 441/224
Subtract the two like fractions:
336/224 - 441/224 = 336 - 441/224 = -105/224
After reducing the fraction, the answer is -15/32

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