Add 40/18 and 1/9
1st number: 2 4/18, 2nd number: 1/9
40/18 + 1/9 is 7/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 9 is 18
Next, find the equivalent fraction of both fractional numbers with denominator 18 - For the 1st fraction, since 18 × 1 = 18,
40/18 = 40 × 1/18 × 1 = 40/18 - Likewise, for the 2nd fraction, since 9 × 2 = 18,
1/9 = 1 × 2/9 × 2 = 2/18 - Add the two like fractions:
40/18 + 2/18 = 40 + 2/18 = 42/18 - 42/18 simplified gives 7/3
- So, 40/18 + 1/9 = 7/3
In mixed form: 21/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/18+1/9 40/18+2/9 40/36+1/9 40/18+1/18 40/18+3/9 40/54+1/9 40/18+1/27 40/18+5/9 40/90+1/9 40/18+1/45 40/18+7/9 40/18+1/63