Subtract 84/32 from 4/5
1st number: 4/5, 2nd number: 2 20/32
4/5 - 84/32 is -73/40.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 32 is 160
Next, find the equivalent fraction of both fractional numbers with denominator 160 - For the 1st fraction, since 5 × 32 = 160,
4/5 = 4 × 32/5 × 32 = 128/160 - Likewise, for the 2nd fraction, since 32 × 5 = 160,
84/32 = 84 × 5/32 × 5 = 420/160 - Subtract the two like fractions:
128/160 - 420/160 = 128 - 420/160 = -292/160 - After reducing the fraction, the answer is -73/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/5-84/32 4/10-84/32 4/5-84/64 12/5-84/32 4/15-84/32 4/5-84/96 20/5-84/32 4/25-84/32 28/5-84/32 4/35-84/32