Subtract 10/63 from 98/18, Solve 5 8/18

Subtract 10/63 from 98/18

1^st number: 5 8/18, 2^nd number: 10/63

98/18 - 10/63 is 37/7.

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,
98/18 = 98 × 7/18 × 7 = 686/126
Likewise, for the 2nd fraction, since 63 × 2 = 126,
10/63 = 10 × 2/63 × 2 = 20/126
Subtract the two like fractions:
686/126 - 20/126 = 686 - 20/126 = 666/126
After reducing the fraction, the answer is 37/7
In mixed form: 52/7

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