Subtract 15/60 from 1/80
1/80 - 15/60 is -19/80.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 60 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 80 × 3 = 240,
1/80 = 1 × 3/80 × 3 = 3/240 - Likewise, for the 2nd fraction, since 60 × 4 = 240,
15/60 = 15 × 4/60 × 4 = 60/240 - Subtract the two like fractions:
3/240 - 60/240 = 3 - 60/240 = -57/240 - After reducing the fraction, the answer is -19/80
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