Subtract 6/20 from 7/35
7/35 - 6/20 is -1/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 20 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 35 × 4 = 140,
7/35 = 7 × 4/35 × 4 = 28/140 - Likewise, for the 2nd fraction, since 20 × 7 = 140,
6/20 = 6 × 7/20 × 7 = 42/140 - Subtract the two like fractions:
28/140 - 42/140 = 28 - 42/140 = -14/140 - After reducing the fraction, the answer is -1/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/35-6/20 7/35-12/20 7/70-6/20 7/35-6/40 21/35-6/20 7/35-18/20 7/35-6/60 7/35-30/20 49/35-6/20 7/35-42/20