Subtract 4/18 from 84/12, Solve 7 0/12

Subtract 4/18 from 84/12

1^st number: 7 0/12, 2^nd number: 4/18

84/12 - 4/18 is 61/9.

Find the least common denominator or LCM of the two denominators:
LCM of 12 and 18 is 36

Next, find the equivalent fraction of both fractional numbers with denominator 36
For the 1st fraction, since 12 × 3 = 36,
84/12 = 84 × 3/12 × 3 = 252/36
Likewise, for the 2nd fraction, since 18 × 2 = 36,
4/18 = 4 × 2/18 × 2 = 8/36
Subtract the two like fractions:
252/36 - 8/36 = 252 - 8/36 = 244/36
After reducing the fraction, the answer is 61/9
In mixed form: 67/9

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