Add 56/45 and 75/9
1st number: 1 11/45, 2nd number: 8 3/9
56/45 + 75/9 is 431/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 9 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 45 × 1 = 45,
56/45 = 56 × 1/45 × 1 = 56/45 - Likewise, for the 2nd fraction, since 9 × 5 = 45,
75/9 = 75 × 5/9 × 5 = 375/45 - Add the two like fractions:
56/45 + 375/45 = 56 + 375/45 = 431/45 - So, 56/45 + 75/9 = 431/45
In mixed form: 926/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/90+75/9 56/45+75/18 56/45+75/27 56/45+75/45 56/45+75/63