Subtract 60/84 from 1/30, Solve 1/30

Subtract 60/84 from 1/30

1/30 - 60/84 is -143/210.

Find the least common denominator or LCM of the two denominators:
LCM of 30 and 84 is 420

Next, find the equivalent fraction of both fractional numbers with denominator 420
For the 1st fraction, since 30 × 14 = 420,
1/30 = 1 × 14/30 × 14 = 14/420
Likewise, for the 2nd fraction, since 84 × 5 = 420,
60/84 = 60 × 5/84 × 5 = 300/420
Subtract the two like fractions:
14/420 - 300/420 = 14 - 300/420 = -286/420
After reducing the fraction, the answer is -143/210

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