Add 45/12 and 56/60
1st number: 3 9/12, 2nd number: 56/60
45/12 + 56/60 is 281/60.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 60 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 12 × 5 = 60,
45/12 = 45 × 5/12 × 5 = 225/60 - Likewise, for the 2nd fraction, since 60 × 1 = 60,
56/60 = 56 × 1/60 × 1 = 56/60 - Add the two like fractions:
225/60 + 56/60 = 225 + 56/60 = 281/60 - So, 45/12 + 56/60 = 281/60
In mixed form: 441/60
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/12+56/60 45/24+56/60 45/36+56/60 45/60+56/60 45/84+56/60