Subtract 35/56 from 21/6, Solve 3 3/6

Subtract 35/56 from 21/6

1^st number: 3 3/6, 2^nd number: 35/56

21/6 - 35/56 is 23/8.

Find the least common denominator or LCM of the two denominators:
LCM of 6 and 56 is 168

Next, find the equivalent fraction of both fractional numbers with denominator 168
For the 1st fraction, since 6 × 28 = 168,
21/6 = 21 × 28/6 × 28 = 588/168
Likewise, for the 2nd fraction, since 56 × 3 = 168,
35/56 = 35 × 3/56 × 3 = 105/168
Subtract the two like fractions:
588/168 - 105/168 = 588 - 105/168 = 483/168
After reducing the fraction, the answer is 23/8
In mixed form: 27/8

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