Subtract 10/63 from 40/18, Solve 2 4/18

Subtract 10/63 from 40/18

1^st number: 2 4/18, 2^nd number: 10/63

40/18 - 10/63 is 130/63.

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,
40/18 = 40 × 7/18 × 7 = 280/126
Likewise, for the 2nd fraction, since 63 × 2 = 126,
10/63 = 10 × 2/63 × 2 = 20/126
Subtract the two like fractions:
280/126 - 20/126 = 280 - 20/126 = 260/126
After reducing the fraction, the answer is 130/63
In mixed form: 24/63

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