Add 30/36 and 18/24
30/36 + 18/24 is 19/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 24 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 36 × 2 = 72,
30/36 = 30 × 2/36 × 2 = 60/72 - Likewise, for the 2nd fraction, since 24 × 3 = 72,
18/24 = 18 × 3/24 × 3 = 54/72 - Add the two like fractions:
60/72 + 54/72 = 60 + 54/72 = 114/72 - 114/72 simplified gives 19/12
- So, 30/36 + 18/24 = 19/12
In mixed form: 17/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/36+18/24 30/36+36/24 30/72+18/24 30/36+18/48 90/36+18/24 30/36+54/24 30/36+18/72 30/36+90/24