Subtract 9/4 from 42/60
1st number: 42/60, 2nd number: 2 1/4
42/60 - 9/4 is -31/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 4 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 60 × 1 = 60,
42/60 = 42 × 1/60 × 1 = 42/60 - Likewise, for the 2nd fraction, since 4 × 15 = 60,
9/4 = 9 × 15/4 × 15 = 135/60 - Subtract the two like fractions:
42/60 - 135/60 = 42 - 135/60 = -93/60 - After reducing the fraction, the answer is -31/20
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