Subtract 7/32 from 28/84, Solve 28/84

Subtract 7/32 from 28/84

28/84 - 7/32 is 11/96.

Find the least common denominator or LCM of the two denominators:
LCM of 84 and 32 is 672

Next, find the equivalent fraction of both fractional numbers with denominator 672
For the 1st fraction, since 84 × 8 = 672,
28/84 = 28 × 8/84 × 8 = 224/672
Likewise, for the 2nd fraction, since 32 × 21 = 672,
7/32 = 7 × 21/32 × 21 = 147/672
Subtract the two like fractions:
224/672 - 147/672 = 224 - 147/672 = 77/672
After reducing the fraction, the answer is 11/96

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