Subtract 12/9 from 27/60, Solve 27/60

Subtract 12/9 from 27/60

1^st number: 27/60, 2^nd number: 1 3/9

27/60 - 12/9 is -53/60.

Find the least common denominator or LCM of the two denominators:
LCM of 60 and 9 is 180

Next, find the equivalent fraction of both fractional numbers with denominator 180
For the 1st fraction, since 60 × 3 = 180,
27/60 = 27 × 3/60 × 3 = 81/180
Likewise, for the 2nd fraction, since 9 × 20 = 180,
12/9 = 12 × 20/9 × 20 = 240/180
Subtract the two like fractions:
81/180 - 240/180 = 81 - 240/180 = -159/180
After reducing the fraction, the answer is -53/60

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