Subtract 56/7 from 25/20
1st number: 1 5/20, 2nd number: 8 0/7
25/20 - 56/7 is -27/4.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 7 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 20 × 7 = 140,
25/20 = 25 × 7/20 × 7 = 175/140 - Likewise, for the 2nd fraction, since 7 × 20 = 140,
56/7 = 56 × 20/7 × 20 = 1120/140 - Subtract the two like fractions:
175/140 - 1120/140 = 175 - 1120/140 = -945/140 - After reducing the fraction, the answer is -27/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/20-56/7 25/40-56/7 25/20-56/14 75/20-56/7 25/60-56/7 25/20-56/21 25/20-56/35 25/20-56/49