Subtract 4/72 from 12/6, Solve 2 0/6

Subtract 4/72 from 12/6

1^st number: 2 0/6, 2^nd number: 4/72

12/6 - 4/72 is 35/18.

Find the least common denominator or LCM of the two denominators:
LCM of 6 and 72 is 72

Next, find the equivalent fraction of both fractional numbers with denominator 72
For the 1st fraction, since 6 × 12 = 72,
12/6 = 12 × 12/6 × 12 = 144/72
Likewise, for the 2nd fraction, since 72 × 1 = 72,
4/72 = 4 × 1/72 × 1 = 4/72
Subtract the two like fractions:
144/72 - 4/72 = 144 - 4/72 = 140/72
After reducing the fraction, the answer is 35/18
In mixed form: 117/18

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