Add 40/9 and 7/45
1st number: 4 4/9, 2nd number: 7/45
40/9 + 7/45 is 23/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 45 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 9 × 5 = 45,
40/9 = 40 × 5/9 × 5 = 200/45 - Likewise, for the 2nd fraction, since 45 × 1 = 45,
7/45 = 7 × 1/45 × 1 = 7/45 - Add the two like fractions:
200/45 + 7/45 = 200 + 7/45 = 207/45 - 207/45 simplified gives 23/5
- So, 40/9 + 7/45 = 23/5
In mixed form: 43/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/9+7/45 40/9+14/45 40/18+7/45 40/9+7/90 40/9+21/45 40/27+7/45 40/9+35/45 40/45+7/45 40/9+49/45 40/63+7/45