Add 4/45 and 15/9
1st number: 4/45, 2nd number: 1 6/9
4/45 + 15/9 is 79/45.
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,
4/45 = 4 × 1/45 × 1 = 4/45 - Likewise, for the 2nd fraction, since 9 × 5 = 45,
15/9 = 15 × 5/9 × 5 = 75/45 - Add the two like fractions:
4/45 + 75/45 = 4 + 75/45 = 79/45 - So, 4/45 + 15/9 = 79/45
In mixed form: 134/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/45+15/9 4/45+30/9 4/90+15/9 4/45+15/18 12/45+15/9 4/45+45/9 4/45+15/27 20/45+15/9 4/45+75/9 4/45+15/45 28/45+15/9 4/45+15/63