Subtract 32/36 from 4/5
4/5 - 32/36 is -4/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 36 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 5 × 36 = 180,
4/5 = 4 × 36/5 × 36 = 144/180 - Likewise, for the 2nd fraction, since 36 × 5 = 180,
32/36 = 32 × 5/36 × 5 = 160/180 - Subtract the two like fractions:
144/180 - 160/180 = 144 - 160/180 = -16/180 - After reducing the fraction, the answer is -4/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/5-32/36 4/5-64/36 4/10-32/36 4/5-32/72 12/5-32/36 4/5-96/36 4/15-32/36 20/5-32/36 4/25-32/36 28/5-32/36 4/35-32/36