Add 2/18 and 40/30
1st number: 2/18, 2nd number: 1 10/30
2/18 + 40/30 is 13/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 30 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 18 × 5 = 90,
2/18 = 2 × 5/18 × 5 = 10/90 - Likewise, for the 2nd fraction, since 30 × 3 = 90,
40/30 = 40 × 3/30 × 3 = 120/90 - Add the two like fractions:
10/90 + 120/90 = 10 + 120/90 = 130/90 - 130/90 simplified gives 13/9
- So, 2/18 + 40/30 = 13/9
In mixed form: 14/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/18+40/30 2/18+80/30 2/36+40/30 2/18+40/60 6/18+40/30 2/54+40/30 2/18+40/90 10/18+40/30 2/90+40/30 14/18+40/30