Subtract 6/14 from 63/42, Solve 1 21/42

Subtract 6/14 from 63/42

1^st number: 1 21/42, 2^nd number: 6/14

63/42 - 6/14 is 15/14.

Find the least common denominator or LCM of the two denominators:
LCM of 42 and 14 is 42

Next, find the equivalent fraction of both fractional numbers with denominator 42
For the 1st fraction, since 42 × 1 = 42,
63/42 = 63 × 1/42 × 1 = 63/42
Likewise, for the 2nd fraction, since 14 × 3 = 42,
6/14 = 6 × 3/14 × 3 = 18/42
Subtract the two like fractions:
63/42 - 18/42 = 63 - 18/42 = 45/42
After reducing the fraction, the answer is 15/14
In mixed form: 11/14

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