Add 18/2 and 27/60
1st number: 9 0/2, 2nd number: 27/60
18/2 + 27/60 is 189/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 60 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 2 × 30 = 60,
18/2 = 18 × 30/2 × 30 = 540/60 - Likewise, for the 2nd fraction, since 60 × 1 = 60,
27/60 = 27 × 1/60 × 1 = 27/60 - Add the two like fractions:
540/60 + 27/60 = 540 + 27/60 = 567/60 - 567/60 simplified gives 189/20
- So, 18/2 + 27/60 = 189/20
In mixed form: 99/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/2+27/60 18/2+54/60 18/4+27/60 54/2+27/60 18/2+81/60 18/6+27/60 90/2+27/60 18/10+27/60 18/14+27/60