Add 56/18 and 81/60
1st number: 3 2/18, 2nd number: 1 21/60
56/18 + 81/60 is 803/180.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 60 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 18 × 10 = 180,
56/18 = 56 × 10/18 × 10 = 560/180 - Likewise, for the 2nd fraction, since 60 × 3 = 180,
81/60 = 81 × 3/60 × 3 = 243/180 - Add the two like fractions:
560/180 + 243/180 = 560 + 243/180 = 803/180 - So, 56/18 + 81/60 = 803/180
In mixed form: 483/180
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/36+81/60 56/54+81/60 56/90+81/60