Subtract 10/63 from 56/18, Solve 3 2/18

Subtract 10/63 from 56/18

1^st number: 3 2/18, 2^nd number: 10/63

56/18 - 10/63 is 62/21.

Find the least common denominator or LCM of the two denominators:
LCM of 18 and 63 is 126

Next, find the equivalent fraction of both fractional numbers with denominator 126
For the 1st fraction, since 18 × 7 = 126,
56/18 = 56 × 7/18 × 7 = 392/126
Likewise, for the 2nd fraction, since 63 × 2 = 126,
10/63 = 10 × 2/63 × 2 = 20/126
Subtract the two like fractions:
392/126 - 20/126 = 392 - 20/126 = 372/126
After reducing the fraction, the answer is 62/21
In mixed form: 220/21

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