Subtract 6/63 from 72/60, Solve 1 12/60

Subtract 6/63 from 72/60

1^st number: 1 12/60, 2^nd number: 6/63

72/60 - 6/63 is 116/105.

Find the least common denominator or LCM of the two denominators:
LCM of 60 and 63 is 1260

Next, find the equivalent fraction of both fractional numbers with denominator 1260
For the 1st fraction, since 60 × 21 = 1260,
72/60 = 72 × 21/60 × 21 = 1512/1260
Likewise, for the 2nd fraction, since 63 × 20 = 1260,
6/63 = 6 × 20/63 × 20 = 120/1260
Subtract the two like fractions:
1512/1260 - 120/1260 = 1512 - 120/1260 = 1392/1260
After reducing the fraction, the answer is 116/105
In mixed form: 111/105

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