Add 18/90 and 18/24
18/90 + 18/24 is 19/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 24 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 90 × 4 = 360,
18/90 = 18 × 4/90 × 4 = 72/360 - Likewise, for the 2nd fraction, since 24 × 15 = 360,
18/24 = 18 × 15/24 × 15 = 270/360 - Add the two like fractions:
72/360 + 270/360 = 72 + 270/360 = 342/360 - 342/360 simplified gives 19/20
- So, 18/90 + 18/24 = 19/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/90+18/24 18/90+36/24 18/90+18/48 54/90+18/24 18/90+54/24 18/90+18/72 18/90+90/24