Subtract 42/20 from 35/24
1st number: 1 11/24, 2nd number: 2 2/20
35/24 - 42/20 is -77/120.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 20 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 24 × 5 = 120,
35/24 = 35 × 5/24 × 5 = 175/120 - Likewise, for the 2nd fraction, since 20 × 6 = 120,
42/20 = 42 × 6/20 × 6 = 252/120 - Subtract the two like fractions:
175/120 - 252/120 = 175 - 252/120 = -77/120
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