Subtract 27/60 from 42/30
1st number: 1 12/30, 2nd number: 27/60
42/30 - 27/60 is 19/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 60 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 30 × 2 = 60,
42/30 = 42 × 2/30 × 2 = 84/60 - Likewise, for the 2nd fraction, since 60 × 1 = 60,
27/60 = 27 × 1/60 × 1 = 27/60 - Subtract the two like fractions:
84/60 - 27/60 = 84 - 27/60 = 57/60 - After reducing the fraction, the answer is 19/20
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