Add 98/27 and 56/40
1st number: 3 17/27, 2nd number: 1 16/40
98/27 + 56/40 is 679/135.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 40 is 1080
Next, find the equivalent fraction of both fractional numbers with denominator 1080 - For the 1st fraction, since 27 × 40 = 1080,
98/27 = 98 × 40/27 × 40 = 3920/1080 - Likewise, for the 2nd fraction, since 40 × 27 = 1080,
56/40 = 56 × 27/40 × 27 = 1512/1080 - Add the two like fractions:
3920/1080 + 1512/1080 = 3920 + 1512/1080 = 5432/1080 - 5432/1080 simplified gives 679/135
- So, 98/27 + 56/40 = 679/135
In mixed form: 54/135
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/54+56/40 98/27+56/80 98/81+56/40