Subtract 20/60 from 5/30
5/30 - 20/60 is -1/6.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 60 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 30 × 2 = 60,
5/30 = 5 × 2/30 × 2 = 10/60 - Likewise, for the 2nd fraction, since 60 × 1 = 60,
20/60 = 20 × 1/60 × 1 = 20/60 - Subtract the two like fractions:
10/60 - 20/60 = 10 - 20/60 = -10/60 - After reducing the fraction, the answer is -1/6
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