Subtract 2/15 from 40/8
1st number: 5 0/8, 2nd number: 2/15
40/8 - 2/15 is 73/15.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 15 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 8 × 15 = 120,
40/8 = 40 × 15/8 × 15 = 600/120 - Likewise, for the 2nd fraction, since 15 × 8 = 120,
2/15 = 2 × 8/15 × 8 = 16/120 - Subtract the two like fractions:
600/120 - 16/120 = 600 - 16/120 = 584/120 - After reducing the fraction, the answer is 73/15
- In mixed form: 413/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/8-2/15 40/8-4/15 40/16-2/15 40/8-2/30 40/8-6/15 40/24-2/15 40/8-2/45 40/8-10/15 40/8-2/75 40/8-14/15 40/56-2/15