Subtract 18/7 from 24/56
1st number: 24/56, 2nd number: 2 4/7
24/56 - 18/7 is -15/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 7 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 56 × 1 = 56,
24/56 = 24 × 1/56 × 1 = 24/56 - Likewise, for the 2nd fraction, since 7 × 8 = 56,
18/7 = 18 × 8/7 × 8 = 144/56 - Subtract the two like fractions:
24/56 - 144/56 = 24 - 144/56 = -120/56 - After reducing the fraction, the answer is -15/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 48/56-18/7 24/56-36/7 24/56-18/14 72/56-18/7 24/56-54/7 24/56-18/21 24/56-90/7 24/56-18/35 24/56-18/49