Subtract 2/60 from 7/40
7/40 - 2/60 is 17/120.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 60 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 40 × 3 = 120,
7/40 = 7 × 3/40 × 3 = 21/120 - Likewise, for the 2nd fraction, since 60 × 2 = 120,
2/60 = 2 × 2/60 × 2 = 4/120 - Subtract the two like fractions:
21/120 - 4/120 = 21 - 4/120 = 17/120
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