Add 56/45 and 56/30
1st number: 1 11/45, 2nd number: 1 26/30
56/45 + 56/30 is 28/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 30 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 45 × 2 = 90,
56/45 = 56 × 2/45 × 2 = 112/90 - Likewise, for the 2nd fraction, since 30 × 3 = 90,
56/30 = 56 × 3/30 × 3 = 168/90 - Add the two like fractions:
112/90 + 168/90 = 112 + 168/90 = 280/90 - 280/90 simplified gives 28/9
- So, 56/45 + 56/30 = 28/9
In mixed form: 31/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/90+56/30 56/45+56/60 56/45+56/90