Subtract 20/80 from 1/60
1/60 - 20/80 is -7/30.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 80 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 60 × 4 = 240,
1/60 = 1 × 4/60 × 4 = 4/240 - Likewise, for the 2nd fraction, since 80 × 3 = 240,
20/80 = 20 × 3/80 × 3 = 60/240 - Subtract the two like fractions:
4/240 - 60/240 = 4 - 60/240 = -56/240 - After reducing the fraction, the answer is -7/30
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