Add 5/60 and 45/18
1st number: 5/60, 2nd number: 2 9/18
5/60 + 45/18 is 31/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 18 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 60 × 3 = 180,
5/60 = 5 × 3/60 × 3 = 15/180 - Likewise, for the 2nd fraction, since 18 × 10 = 180,
45/18 = 45 × 10/18 × 10 = 450/180 - Add the two like fractions:
15/180 + 450/180 = 15 + 450/180 = 465/180 - 465/180 simplified gives 31/12
- So, 5/60 + 45/18 = 31/12
In mixed form: 27/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/60+45/18 5/60+90/18 5/60+45/36 15/60+45/18 5/60+45/54 25/60+45/18 5/60+45/90 35/60+45/18