Subtract 6/32 from 21/28, Solve 21/28

Subtract 6/32 from 21/28

21/28 - 6/32 is 9/16.

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,
21/28 = 21 × 8/28 × 8 = 168/224
Likewise, for the 2nd fraction, since 32 × 7 = 224,
6/32 = 6 × 7/32 × 7 = 42/224
Subtract the two like fractions:
168/224 - 42/224 = 168 - 42/224 = 126/224
After reducing the fraction, the answer is 9/16

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