Subtract 45/32 from 4/15
1st number: 4/15, 2nd number: 1 13/32
4/15 - 45/32 is -547/480.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 32 is 480
Next, find the equivalent fraction of both fractional numbers with denominator 480 - For the 1st fraction, since 15 × 32 = 480,
4/15 = 4 × 32/15 × 32 = 128/480 - Likewise, for the 2nd fraction, since 32 × 15 = 480,
45/32 = 45 × 15/32 × 15 = 675/480 - Subtract the two like fractions:
128/480 - 675/480 = 128 - 675/480 = -547/480
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/15-45/32 4/15-90/32 4/30-45/32 4/15-45/64 12/15-45/32 4/45-45/32 4/15-45/96 20/15-45/32 4/75-45/32 28/15-45/32