Subtract 30/40 from 7/60
7/60 - 30/40 is -19/30.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 40 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 60 × 2 = 120,
7/60 = 7 × 2/60 × 2 = 14/120 - Likewise, for the 2nd fraction, since 40 × 3 = 120,
30/40 = 30 × 3/40 × 3 = 90/120 - Subtract the two like fractions:
14/120 - 90/120 = 14 - 90/120 = -76/120 - After reducing the fraction, the answer is -19/30
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