Subtract 27/24 from 10/40
1st number: 10/40, 2nd number: 1 3/24
10/40 - 27/24 is -7/8.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 24 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 40 × 3 = 120,
10/40 = 10 × 3/40 × 3 = 30/120 - Likewise, for the 2nd fraction, since 24 × 5 = 120,
27/24 = 27 × 5/24 × 5 = 135/120 - Subtract the two like fractions:
30/120 - 135/120 = 30 - 135/120 = -105/120 - After reducing the fraction, the answer is -7/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/40-27/24 10/40-54/24 10/80-27/24 10/40-27/48 30/40-27/24 10/40-81/24 10/40-27/72 50/40-27/24 70/40-27/24