Subtract 4/80 from 56/35
1st number: 1 21/35, 2nd number: 4/80
56/35 - 4/80 is 31/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 80 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 35 × 16 = 560,
56/35 = 56 × 16/35 × 16 = 896/560 - Likewise, for the 2nd fraction, since 80 × 7 = 560,
4/80 = 4 × 7/80 × 7 = 28/560 - Subtract the two like fractions:
896/560 - 28/560 = 896 - 28/560 = 868/560 - After reducing the fraction, the answer is 31/20
- In mixed form: 111/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/35-8/80 56/70-4/80 56/35-12/80 56/35-20/80 56/35-28/80