Add 18/36 and 2/40
18/36 + 2/40 is 11/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 40 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 36 × 10 = 360,
18/36 = 18 × 10/36 × 10 = 180/360 - Likewise, for the 2nd fraction, since 40 × 9 = 360,
2/40 = 2 × 9/40 × 9 = 18/360 - Add the two like fractions:
180/360 + 18/360 = 180 + 18/360 = 198/360 - 198/360 simplified gives 11/20
- So, 18/36 + 2/40 = 11/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/36+4/40 18/72+2/40 18/36+2/80 54/36+2/40 18/36+6/40 90/36+2/40 18/36+10/40 18/36+14/40