Subtract 42/40 from 49/24
1st number: 2 1/24, 2nd number: 1 2/40
49/24 - 42/40 is 119/120.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 40 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 24 × 5 = 120,
49/24 = 49 × 5/24 × 5 = 245/120 - Likewise, for the 2nd fraction, since 40 × 3 = 120,
42/40 = 42 × 3/40 × 3 = 126/120 - Subtract the two like fractions:
245/120 - 126/120 = 245 - 126/120 = 119/120
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/24-42/40 49/24-84/40 49/48-42/40 49/24-42/80 49/72-42/40