Subtract 14/63 from 42/6, Solve 7 0/6

Subtract 14/63 from 42/6

1^st number: 7 0/6, 2^nd number: 14/63

42/6 - 14/63 is 61/9.

Find the least common denominator or LCM of the two denominators:
LCM of 6 and 63 is 126

Next, find the equivalent fraction of both fractional numbers with denominator 126
For the 1st fraction, since 6 × 21 = 126,
42/6 = 42 × 21/6 × 21 = 882/126
Likewise, for the 2nd fraction, since 63 × 2 = 126,
14/63 = 14 × 2/63 × 2 = 28/126
Subtract the two like fractions:
882/126 - 28/126 = 882 - 28/126 = 854/126
After reducing the fraction, the answer is 61/9
In mixed form: 67/9

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