Subtract 9/50 from 15/7
1st number: 2 1/7, 2nd number: 9/50
15/7 - 9/50 is 687/350.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 50 is 350
Next, find the equivalent fraction of both fractional numbers with denominator 350 - For the 1st fraction, since 7 × 50 = 350,
15/7 = 15 × 50/7 × 50 = 750/350 - Likewise, for the 2nd fraction, since 50 × 7 = 350,
9/50 = 9 × 7/50 × 7 = 63/350 - Subtract the two like fractions:
750/350 - 63/350 = 750 - 63/350 = 687/350 - In mixed form: 1337/350
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/7-9/50 15/7-18/50 15/14-9/50 45/7-9/50 15/7-27/50 15/21-9/50 75/7-9/50 15/7-45/50 15/35-9/50 15/7-63/50 15/49-9/50