Subtract 2/20 from 25/35
25/35 - 2/20 is 43/70.
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,
25/35 = 25 × 4/35 × 4 = 100/140 - Likewise, for the 2nd fraction, since 20 × 7 = 140,
2/20 = 2 × 7/20 × 7 = 14/140 - Subtract the two like fractions:
100/140 - 14/140 = 100 - 14/140 = 86/140 - After reducing the fraction, the answer is 43/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/35-2/20 25/35-4/20 25/70-2/20 25/35-2/40 75/35-2/20 25/35-6/20 25/35-2/60 25/35-10/20 25/35-14/20