Subtract 7/45 from 1/32
1/32 - 7/45 is -179/1440.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 45 is 1440
Next, find the equivalent fraction of both fractional numbers with denominator 1440 - For the 1st fraction, since 32 × 45 = 1440,
1/32 = 1 × 45/32 × 45 = 45/1440 - Likewise, for the 2nd fraction, since 45 × 32 = 1440,
7/45 = 7 × 32/45 × 32 = 224/1440 - Subtract the two like fractions:
45/1440 - 224/1440 = 45 - 224/1440 = -179/1440
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/32-7/45 1/32-14/45 1/64-7/45 1/32-7/90 3/32-7/45 1/32-21/45 1/96-7/45 5/32-7/45 1/32-35/45 7/32-7/45 1/32-49/45