Subtract 3/63 from 40/16, Solve 2 8/16

Subtract 3/63 from 40/16

1^st number: 2 8/16, 2^nd number: 3/63

40/16 - 3/63 is 103/42.

Find the least common denominator or LCM of the two denominators:
LCM of 16 and 63 is 1008

Next, find the equivalent fraction of both fractional numbers with denominator 1008
For the 1st fraction, since 16 × 63 = 1008,
40/16 = 40 × 63/16 × 63 = 2520/1008
Likewise, for the 2nd fraction, since 63 × 16 = 1008,
3/63 = 3 × 16/63 × 16 = 48/1008
Subtract the two like fractions:
2520/1008 - 48/1008 = 2520 - 48/1008 = 2472/1008
After reducing the fraction, the answer is 103/42
In mixed form: 219/42

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