Subtract 4/16 from 50/21, Solve 2 8/21

Subtract 4/16 from 50/21

1^st number: 2 8/21, 2^nd number: 4/16

50/21 - 4/16 is 179/84.

Find the least common denominator or LCM of the two denominators:
LCM of 21 and 16 is 336

Next, find the equivalent fraction of both fractional numbers with denominator 336
For the 1st fraction, since 21 × 16 = 336,
50/21 = 50 × 16/21 × 16 = 800/336
Likewise, for the 2nd fraction, since 16 × 21 = 336,
4/16 = 4 × 21/16 × 21 = 84/336
Subtract the two like fractions:
800/336 - 84/336 = 800 - 84/336 = 716/336
After reducing the fraction, the answer is 179/84
In mixed form: 211/84

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