Subtract 30/27 from 7/60, Solve 7/60

Subtract 30/27 from 7/60

1^st number: 7/60, 2^nd number: 1 3/27

7/60 - 30/27 is -179/180.

Find the least common denominator or LCM of the two denominators:
LCM of 60 and 27 is 540

Next, find the equivalent fraction of both fractional numbers with denominator 540
For the 1st fraction, since 60 × 9 = 540,
7/60 = 7 × 9/60 × 9 = 63/540
Likewise, for the 2nd fraction, since 27 × 20 = 540,
30/27 = 30 × 20/27 × 20 = 600/540
Subtract the two like fractions:
63/540 - 600/540 = 63 - 600/540 = -537/540
After reducing the fraction, the answer is -179/180

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