Add 6/5 and 15/90
1st number: 1 1/5, 2nd number: 15/90
6/5 + 15/90 is 41/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 5 × 18 = 90,
6/5 = 6 × 18/5 × 18 = 108/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
15/90 = 15 × 1/90 × 1 = 15/90 - Add the two like fractions:
108/90 + 15/90 = 108 + 15/90 = 123/90 - 123/90 simplified gives 41/30
- So, 6/5 + 15/90 = 41/30
In mixed form: 111/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/5+15/90 6/5+30/90 6/10+15/90 18/5+15/90 6/5+45/90 6/15+15/90 30/5+15/90 6/5+75/90 6/25+15/90 42/5+15/90 6/35+15/90