Subtract 6/28 from 21/6, Solve 3 3/6

Subtract 6/28 from 21/6

1^st number: 3 3/6, 2^nd number: 6/28

21/6 - 6/28 is 23/7.

Find the least common denominator or LCM of the two denominators:
LCM of 6 and 28 is 84

Next, find the equivalent fraction of both fractional numbers with denominator 84
For the 1st fraction, since 6 × 14 = 84,
21/6 = 21 × 14/6 × 14 = 294/84
Likewise, for the 2nd fraction, since 28 × 3 = 84,
6/28 = 6 × 3/28 × 3 = 18/84
Subtract the two like fractions:
294/84 - 18/84 = 294 - 18/84 = 276/84
After reducing the fraction, the answer is 23/7
In mixed form: 32/7

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