Add 56/18 and 2/20
1st number: 3 2/18, 2nd number: 2/20
56/18 + 2/20 is 289/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 20 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 20 × 9 = 180,
2/20 = 2 × 9/20 × 9 = 18/180 - Add the two like fractions:
560/180 + 18/180 = 560 + 18/180 = 578/180 - 578/180 simplified gives 289/90
- So, 56/18 + 2/20 = 289/90
In mixed form: 319/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/18+4/20 56/36+2/20 56/18+2/40 56/18+6/20 56/54+2/20 56/18+2/60 56/18+10/20 56/90+2/20 56/18+14/20