Subtract 42/40 from 3/60
1st number: 3/60, 2nd number: 1 2/40
3/60 - 42/40 is -1/1.
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,
3/60 = 3 × 2/60 × 2 = 6/120 - Likewise, for the 2nd fraction, since 40 × 3 = 120,
42/40 = 42 × 3/40 × 3 = 126/120 - Subtract the two like fractions:
6/120 - 126/120 = 6 - 126/120 = -120/120 - After reducing the fraction, the answer is -1/1
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