Add 16/45 and 70/9
1st number: 16/45, 2nd number: 7 7/9
16/45 + 70/9 is 122/15.
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,
16/45 = 16 × 1/45 × 1 = 16/45 - Likewise, for the 2nd fraction, since 9 × 5 = 45,
70/9 = 70 × 5/9 × 5 = 350/45 - Add the two like fractions:
16/45 + 350/45 = 16 + 350/45 = 366/45 - 366/45 simplified gives 122/15
- So, 16/45 + 70/9 = 122/15
In mixed form: 82/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/45+70/9 16/90+70/9 16/45+70/18 48/45+70/9 16/45+70/27 80/45+70/9 16/45+70/45 16/45+70/63