Subtract 1/10 from 80/7
1st number: 11 3/7, 2nd number: 1/10
80/7 - 1/10 is 793/70.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 10 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 7 × 10 = 70,
80/7 = 80 × 10/7 × 10 = 800/70 - Likewise, for the 2nd fraction, since 10 × 7 = 70,
1/10 = 1 × 7/10 × 7 = 7/70 - Subtract the two like fractions:
800/70 - 7/70 = 800 - 7/70 = 793/70 - In mixed form: 1123/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/7-2/10 80/14-1/10 80/7-1/20 80/7-3/10 80/21-1/10 80/7-1/30 80/7-5/10 80/35-1/10 80/7-1/50 80/7-7/10 80/49-1/10 80/7-1/70