Add 18/90 and 60/5
1st number: 18/90, 2nd number: 12 0/5
18/90 + 60/5 is 61/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 5 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 90 × 1 = 90,
18/90 = 18 × 1/90 × 1 = 18/90 - Likewise, for the 2nd fraction, since 5 × 18 = 90,
60/5 = 60 × 18/5 × 18 = 1080/90 - Add the two like fractions:
18/90 + 1080/90 = 18 + 1080/90 = 1098/90 - 1098/90 simplified gives 61/5
- So, 18/90 + 60/5 = 61/5
In mixed form: 121/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/90+60/5 18/90+60/10 54/90+60/5 18/90+60/15 18/90+60/25 18/90+60/35