Subtract 21/63 from 84/14, Solve 6 0/14

Subtract 21/63 from 84/14

1^st number: 6 0/14, 2^nd number: 21/63

84/14 - 21/63 is 17/3.

Find the least common denominator or LCM of the two denominators:
LCM of 14 and 63 is 126

Next, find the equivalent fraction of both fractional numbers with denominator 126
For the 1st fraction, since 14 × 9 = 126,
84/14 = 84 × 9/14 × 9 = 756/126
Likewise, for the 2nd fraction, since 63 × 2 = 126,
21/63 = 21 × 2/63 × 2 = 42/126
Subtract the two like fractions:
756/126 - 42/126 = 756 - 42/126 = 714/126
After reducing the fraction, the answer is 17/3
In mixed form: 52/3

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