Subtract 80/7 from 7/50
1st number: 7/50, 2nd number: 11 3/7
7/50 - 80/7 is -3951/350.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 7 is 350
Next, find the equivalent fraction of both fractional numbers with denominator 350 - For the 1st fraction, since 50 × 7 = 350,
7/50 = 7 × 7/50 × 7 = 49/350 - Likewise, for the 2nd fraction, since 7 × 50 = 350,
80/7 = 80 × 50/7 × 50 = 4000/350 - Subtract the two like fractions:
49/350 - 4000/350 = 49 - 4000/350 = -3951/350
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/50-80/7 7/50-80/14 21/50-80/7 7/50-80/21 35/50-80/7 7/50-80/35 49/50-80/7 7/50-80/49