Add 45/20 and 56/6
1st number: 2 5/20, 2nd number: 9 2/6
45/20 + 56/6 is 139/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 6 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 20 × 3 = 60,
45/20 = 45 × 3/20 × 3 = 135/60 - Likewise, for the 2nd fraction, since 6 × 10 = 60,
56/6 = 56 × 10/6 × 10 = 560/60 - Add the two like fractions:
135/60 + 560/60 = 135 + 560/60 = 695/60 - 695/60 simplified gives 139/12
- So, 45/20 + 56/6 = 139/12
In mixed form: 117/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/20+56/6 45/40+56/6 45/20+56/12 45/60+56/6 45/20+56/18 45/20+56/30 45/20+56/42