Add 56/20 and 54/36
1st number: 2 16/20, 2nd number: 1 18/36
56/20 + 54/36 is 43/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 36 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 20 × 9 = 180,
56/20 = 56 × 9/20 × 9 = 504/180 - Likewise, for the 2nd fraction, since 36 × 5 = 180,
54/36 = 54 × 5/36 × 5 = 270/180 - Add the two like fractions:
504/180 + 270/180 = 504 + 270/180 = 774/180 - 774/180 simplified gives 43/10
- So, 56/20 + 54/36 = 43/10
In mixed form: 43/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/40+54/36 56/20+54/72 56/60+54/36