Add 2/9 and 40/20
1st number: 2/9, 2nd number: 2 0/20
2/9 + 40/20 is 20/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 20 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 9 × 20 = 180,
2/9 = 2 × 20/9 × 20 = 40/180 - Likewise, for the 2nd fraction, since 20 × 9 = 180,
40/20 = 40 × 9/20 × 9 = 360/180 - Add the two like fractions:
40/180 + 360/180 = 40 + 360/180 = 400/180 - 400/180 simplified gives 20/9
- So, 2/9 + 40/20 = 20/9
In mixed form: 22/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/9+40/20 2/9+80/20 2/18+40/20 6/9+40/20 2/27+40/20 2/9+40/60 10/9+40/20 2/45+40/20 14/9+40/20 2/63+40/20