Subtract 15/40 from 32/5
1st number: 6 2/5, 2nd number: 15/40
32/5 - 15/40 is 241/40.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 40 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 5 × 8 = 40,
32/5 = 32 × 8/5 × 8 = 256/40 - Likewise, for the 2nd fraction, since 40 × 1 = 40,
15/40 = 15 × 1/40 × 1 = 15/40 - Subtract the two like fractions:
256/40 - 15/40 = 256 - 15/40 = 241/40 - In mixed form: 61/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 64/5-15/40 32/5-30/40 32/10-15/40 32/5-15/80 96/5-15/40 32/5-45/40 32/15-15/40 32/5-75/40 32/25-15/40 32/35-15/40