Subtract 1/12 from 84/72, Solve 1 12/72

Subtract 1/12 from 84/72

1^st number: 1 12/72, 2^nd number: 1/12

84/72 - 1/12 is 13/12.

Find the least common denominator or LCM of the two denominators:
LCM of 72 and 12 is 72

Next, find the equivalent fraction of both fractional numbers with denominator 72
For the 1st fraction, since 72 × 1 = 72,
84/72 = 84 × 1/72 × 1 = 84/72
Likewise, for the 2nd fraction, since 12 × 6 = 72,
1/12 = 1 × 6/12 × 6 = 6/72
Subtract the two like fractions:
84/72 - 6/72 = 84 - 6/72 = 78/72
After reducing the fraction, the answer is 13/12
In mixed form: 11/12

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