Subtract 3/35 from 2/20
2/20 - 3/35 is 1/70.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 35 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 20 × 7 = 140,
2/20 = 2 × 7/20 × 7 = 14/140 - Likewise, for the 2nd fraction, since 35 × 4 = 140,
3/35 = 3 × 4/35 × 4 = 12/140 - Subtract the two like fractions:
14/140 - 12/140 = 14 - 12/140 = 2/140 - After reducing the fraction, the answer is 1/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/20-3/35 2/20-6/35 2/40-3/35 2/20-3/70 6/20-3/35 2/20-9/35 2/60-3/35 10/20-3/35 2/20-15/35 14/20-3/35 2/20-21/35