Subtract 24/56 from 20/15
1st number: 1 5/15, 2nd number: 24/56
20/15 - 24/56 is 19/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 56 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 15 × 56 = 840,
20/15 = 20 × 56/15 × 56 = 1120/840 - Likewise, for the 2nd fraction, since 56 × 15 = 840,
24/56 = 24 × 15/56 × 15 = 360/840 - Subtract the two like fractions:
1120/840 - 360/840 = 1120 - 360/840 = 760/840 - After reducing the fraction, the answer is 19/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/15-24/56 20/15-48/56 20/30-24/56 60/15-24/56 20/15-72/56 20/45-24/56 20/75-24/56