Add 54/18 and 72/36
1st number: 3 0/18, 2nd number: 2 0/36
54/18 + 72/36 is 5/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 36 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 18 × 2 = 36,
54/18 = 54 × 2/18 × 2 = 108/36 - Likewise, for the 2nd fraction, since 36 × 1 = 36,
72/36 = 72 × 1/36 × 1 = 72/36 - Add the two like fractions:
108/36 + 72/36 = 108 + 72/36 = 180/36 - 180/36 simplified gives 5/1
- So, 54/18 + 72/36 = 5/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/36+72/36 54/90+72/36