Add 18/36 and 54/30
1st number: 18/36, 2nd number: 1 24/30
18/36 + 54/30 is 23/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 30 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 36 × 5 = 180,
18/36 = 18 × 5/36 × 5 = 90/180 - Likewise, for the 2nd fraction, since 30 × 6 = 180,
54/30 = 54 × 6/30 × 6 = 324/180 - Add the two like fractions:
90/180 + 324/180 = 90 + 324/180 = 414/180 - 414/180 simplified gives 23/10
- So, 18/36 + 54/30 = 23/10
In mixed form: 23/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/72+54/30 18/36+54/60 54/36+54/30 18/36+54/90 90/36+54/30