Subtract 30/84 from 72/6, Solve 12 0/6

Subtract 30/84 from 72/6

1^st number: 12 0/6, 2^nd number: 30/84

72/6 - 30/84 is 163/14.

Find the least common denominator or LCM of the two denominators:
LCM of 6 and 84 is 84

Next, find the equivalent fraction of both fractional numbers with denominator 84
For the 1st fraction, since 6 × 14 = 84,
72/6 = 72 × 14/6 × 14 = 1008/84
Likewise, for the 2nd fraction, since 84 × 1 = 84,
30/84 = 30 × 1/84 × 1 = 30/84
Subtract the two like fractions:
1008/84 - 30/84 = 1008 - 30/84 = 978/84
After reducing the fraction, the answer is 163/14
In mixed form: 119/14

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