Subtract 10/80 from 35/28
1st number: 1 7/28, 2nd number: 10/80
35/28 - 10/80 is 9/8.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 80 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 28 × 20 = 560,
35/28 = 35 × 20/28 × 20 = 700/560 - Likewise, for the 2nd fraction, since 80 × 7 = 560,
10/80 = 10 × 7/80 × 7 = 70/560 - Subtract the two like fractions:
700/560 - 70/560 = 700 - 70/560 = 630/560 - After reducing the fraction, the answer is 9/8
- In mixed form: 11/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/28-10/80 35/28-20/80 35/56-10/80 35/28-30/80 35/84-10/80 35/28-50/80 35/28-70/80