Subtract 8/15 from 30/12, Solve 2 6/12

Subtract 8/15 from 30/12

1^st number: 2 6/12, 2^nd number: 8/15

30/12 - 8/15 is 59/30.

Find the least common denominator or LCM of the two denominators:
LCM of 12 and 15 is 60

Next, find the equivalent fraction of both fractional numbers with denominator 60
For the 1st fraction, since 12 × 5 = 60,
30/12 = 30 × 5/12 × 5 = 150/60
Likewise, for the 2nd fraction, since 15 × 4 = 60,
8/15 = 8 × 4/15 × 4 = 32/60
Subtract the two like fractions:
150/60 - 32/60 = 150 - 32/60 = 118/60
After reducing the fraction, the answer is 59/30
In mixed form: 129/30

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