Add 2/40 and 3/18
2/40 + 3/18 is 13/60.
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,
2/40 = 2 × 9/40 × 9 = 18/360 - Likewise, for the 2nd fraction, since 18 × 20 = 360,
3/18 = 3 × 20/18 × 20 = 60/360 - Add the two like fractions:
18/360 + 60/360 = 18 + 60/360 = 78/360 - 78/360 simplified gives 13/60
- So, 2/40 + 3/18 = 13/60
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/40+3/18 2/40+6/18 2/80+3/18 2/40+3/36 6/40+3/18 2/40+9/18 2/40+3/54 10/40+3/18 2/40+15/18 2/40+3/90 14/40+3/18 2/40+21/18