Add 18/40 and 60/18
1st number: 18/40, 2nd number: 3 6/18
18/40 + 60/18 is 227/60.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 18 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 40 × 9 = 360,
18/40 = 18 × 9/40 × 9 = 162/360 - Likewise, for the 2nd fraction, since 18 × 20 = 360,
60/18 = 60 × 20/18 × 20 = 1200/360 - Add the two like fractions:
162/360 + 1200/360 = 162 + 1200/360 = 1362/360 - 1362/360 simplified gives 227/60
- So, 18/40 + 60/18 = 227/60
In mixed form: 347/60
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/40+60/18 18/80+60/18 18/40+60/36 54/40+60/18 18/40+60/54 90/40+60/18 18/40+60/90