Subtract 1/84 from 28/64, Solve 28/64

Subtract 1/84 from 28/64

28/64 - 1/84 is 143/336.

Find the least common denominator or LCM of the two denominators:
LCM of 64 and 84 is 1344

Next, find the equivalent fraction of both fractional numbers with denominator 1344
For the 1st fraction, since 64 × 21 = 1344,
28/64 = 28 × 21/64 × 21 = 588/1344
Likewise, for the 2nd fraction, since 84 × 16 = 1344,
1/84 = 1 × 16/84 × 16 = 16/1344
Subtract the two like fractions:
588/1344 - 16/1344 = 588 - 16/1344 = 572/1344
After reducing the fraction, the answer is 143/336

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