Subtract 42/32 from 24/28, Solve 24/28

Subtract 42/32 from 24/28

1^st number: 24/28, 2^nd number: 1 10/32

24/28 - 42/32 is -51/112.

Find the least common denominator or LCM of the two denominators:
LCM of 28 and 32 is 224

Next, find the equivalent fraction of both fractional numbers with denominator 224
For the 1st fraction, since 28 × 8 = 224,
24/28 = 24 × 8/28 × 8 = 192/224
Likewise, for the 2nd fraction, since 32 × 7 = 224,
42/32 = 42 × 7/32 × 7 = 294/224
Subtract the two like fractions:
192/224 - 294/224 = 192 - 294/224 = -102/224
After reducing the fraction, the answer is -51/112

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