Add 40/9 and 40/30
1st number: 4 4/9, 2nd number: 1 10/30
40/9 + 40/30 is 52/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 30 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 9 × 10 = 90,
40/9 = 40 × 10/9 × 10 = 400/90 - Likewise, for the 2nd fraction, since 30 × 3 = 90,
40/30 = 40 × 3/30 × 3 = 120/90 - Add the two like fractions:
400/90 + 120/90 = 400 + 120/90 = 520/90 - 520/90 simplified gives 52/9
- So, 40/9 + 40/30 = 52/9
In mixed form: 57/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/9+40/30 40/9+80/30 40/18+40/30 40/9+40/60 40/27+40/30 40/9+40/90 40/45+40/30 40/63+40/30