Subtract 3/63 from 40/2, Solve 20 0/2

Subtract 3/63 from 40/2

1^st number: 20 0/2, 2^nd number: 3/63

40/2 - 3/63 is 419/21.

Find the least common denominator or LCM of the two denominators:
LCM of 2 and 63 is 126

Next, find the equivalent fraction of both fractional numbers with denominator 126
For the 1st fraction, since 2 × 63 = 126,
40/2 = 40 × 63/2 × 63 = 2520/126
Likewise, for the 2nd fraction, since 63 × 2 = 126,
3/63 = 3 × 2/63 × 2 = 6/126
Subtract the two like fractions:
2520/126 - 6/126 = 2520 - 6/126 = 2514/126
After reducing the fraction, the answer is 419/21
In mixed form: 1920/21

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