Add 18/30 and 18/36
18/30 + 18/36 is 11/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 36 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 30 × 6 = 180,
18/30 = 18 × 6/30 × 6 = 108/180 - Likewise, for the 2nd fraction, since 36 × 5 = 180,
18/36 = 18 × 5/36 × 5 = 90/180 - Add the two like fractions:
108/180 + 90/180 = 108 + 90/180 = 198/180 - 198/180 simplified gives 11/10
- So, 18/30 + 18/36 = 11/10
In mixed form: 11/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/30+18/36 18/60+18/36 18/30+18/72 54/30+18/36 18/30+54/36 18/90+18/36 90/30+18/36 18/30+90/36