Subtract 35/27 from 20/24
1st number: 20/24, 2nd number: 1 8/27
20/24 - 35/27 is -25/54.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 27 is 216
Next, find the equivalent fraction of both fractional numbers with denominator 216 - For the 1st fraction, since 24 × 9 = 216,
20/24 = 20 × 9/24 × 9 = 180/216 - Likewise, for the 2nd fraction, since 27 × 8 = 216,
35/27 = 35 × 8/27 × 8 = 280/216 - Subtract the two like fractions:
180/216 - 280/216 = 180 - 280/216 = -100/216 - After reducing the fraction, the answer is -25/54
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/24-35/27 20/24-70/27 20/48-35/27 20/24-35/54 60/24-35/27 20/72-35/27 20/24-35/81