Subtract 20/27 from 40/8
1st number: 5 0/8, 2nd number: 20/27
40/8 - 20/27 is 115/27.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 27 is 216
Next, find the equivalent fraction of both fractional numbers with denominator 216 - For the 1st fraction, since 8 × 27 = 216,
40/8 = 40 × 27/8 × 27 = 1080/216 - Likewise, for the 2nd fraction, since 27 × 8 = 216,
20/27 = 20 × 8/27 × 8 = 160/216 - Subtract the two like fractions:
1080/216 - 160/216 = 1080 - 160/216 = 920/216 - After reducing the fraction, the answer is 115/27
- In mixed form: 47/27
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/8-20/27 40/8-40/27 40/16-20/27 40/8-20/54 40/8-60/27 40/24-20/27 40/8-20/81 40/56-20/27