Subtract 3/63 from 40/36, Solve 1 4/36

Subtract 3/63 from 40/36

1^st number: 1 4/36, 2^nd number: 3/63

40/36 - 3/63 is 67/63.

Find the least common denominator or LCM of the two denominators:
LCM of 36 and 63 is 252

Next, find the equivalent fraction of both fractional numbers with denominator 252
For the 1st fraction, since 36 × 7 = 252,
40/36 = 40 × 7/36 × 7 = 280/252
Likewise, for the 2nd fraction, since 63 × 4 = 252,
3/63 = 3 × 4/63 × 4 = 12/252
Subtract the two like fractions:
280/252 - 12/252 = 280 - 12/252 = 268/252
After reducing the fraction, the answer is 67/63
In mixed form: 14/63

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