Add 40/18 and 80/60
1st number: 2 4/18, 2nd number: 1 20/60
40/18 + 80/60 is 32/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 60 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 18 × 10 = 180,
40/18 = 40 × 10/18 × 10 = 400/180 - Likewise, for the 2nd fraction, since 60 × 3 = 180,
80/60 = 80 × 3/60 × 3 = 240/180 - Add the two like fractions:
400/180 + 240/180 = 400 + 240/180 = 640/180 - 640/180 simplified gives 32/9
- So, 40/18 + 80/60 = 32/9
In mixed form: 35/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/18+80/60 40/36+80/60 40/54+80/60 40/90+80/60