Subtract 5/24 from 16/21, Solve 16/21

Subtract 5/24 from 16/21

16/21 - 5/24 is 31/56.

Find the least common denominator or LCM of the two denominators:
LCM of 21 and 24 is 168

Next, find the equivalent fraction of both fractional numbers with denominator 168
For the 1st fraction, since 21 × 8 = 168,
16/21 = 16 × 8/21 × 8 = 128/168
Likewise, for the 2nd fraction, since 24 × 7 = 168,
5/24 = 5 × 7/24 × 7 = 35/168
Subtract the two like fractions:
128/168 - 35/168 = 128 - 35/168 = 93/168
After reducing the fraction, the answer is 31/56

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