Add 10/5 and 18/30
1st number: 2 0/5, 2nd number: 18/30
10/5 + 18/30 is 13/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 30 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 5 × 6 = 30,
10/5 = 10 × 6/5 × 6 = 60/30 - Likewise, for the 2nd fraction, since 30 × 1 = 30,
18/30 = 18 × 1/30 × 1 = 18/30 - Add the two like fractions:
60/30 + 18/30 = 60 + 18/30 = 78/30 - 78/30 simplified gives 13/5
- So, 10/5 + 18/30 = 13/5
In mixed form: 23/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/5+18/30 10/5+36/30 10/5+18/60 30/5+18/30 10/5+54/30 10/15+18/30 10/5+18/90 50/5+18/30 10/5+90/30 10/25+18/30 70/5+18/30 10/35+18/30