Subtract 9/50 from 20/35
20/35 - 9/50 is 137/350.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 50 is 350
Next, find the equivalent fraction of both fractional numbers with denominator 350 - For the 1st fraction, since 35 × 10 = 350,
20/35 = 20 × 10/35 × 10 = 200/350 - Likewise, for the 2nd fraction, since 50 × 7 = 350,
9/50 = 9 × 7/50 × 7 = 63/350 - Subtract the two like fractions:
200/350 - 63/350 = 200 - 63/350 = 137/350
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/35-9/50 20/35-18/50 20/70-9/50 60/35-9/50 20/35-27/50 20/35-45/50 20/35-63/50