Subtract 27/40 from 56/49
1st number: 1 7/49, 2nd number: 27/40
56/49 - 27/40 is 131/280.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 40 is 1960
Next, find the equivalent fraction of both fractional numbers with denominator 1960 - For the 1st fraction, since 49 × 40 = 1960,
56/49 = 56 × 40/49 × 40 = 2240/1960 - Likewise, for the 2nd fraction, since 40 × 49 = 1960,
27/40 = 27 × 49/40 × 49 = 1323/1960 - Subtract the two like fractions:
2240/1960 - 1323/1960 = 2240 - 1323/1960 = 917/1960 - After reducing the fraction, the answer is 131/280
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/49-54/40 56/98-27/40 56/49-27/80 56/49-81/40