Add 56/49 and 54/20
1st number: 1 7/49, 2nd number: 2 14/20
56/49 + 54/20 is 269/70.
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,
54/20 = 54 × 49/20 × 49 = 2646/980 - Add the two like fractions:
1120/980 + 2646/980 = 1120 + 2646/980 = 3766/980 - 3766/980 simplified gives 269/70
- So, 56/49 + 54/20 = 269/70
In mixed form: 359/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/98+54/20 56/49+54/40 56/49+54/60