Add 56/49 and 9/20
1st number: 1 7/49, 2nd number: 9/20
56/49 + 9/20 is 223/140.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 20 is 980
Next, find the equivalent fraction of both fractional numbers with denominator 980 - For the 1st fraction, since 49 × 20 = 980,
56/49 = 56 × 20/49 × 20 = 1120/980 - Likewise, for the 2nd fraction, since 20 × 49 = 980,
9/20 = 9 × 49/20 × 49 = 441/980 - Add the two like fractions:
1120/980 + 441/980 = 1120 + 441/980 = 1561/980 - 1561/980 simplified gives 223/140
- So, 56/49 + 9/20 = 223/140
In mixed form: 183/140
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/49+18/20 56/98+9/20 56/49+9/40 56/49+27/20 56/49+9/60 56/49+45/20 56/49+63/20