Add 90/5 and 9/30
1st number: 18 0/5, 2nd number: 9/30
90/5 + 9/30 is 183/10.
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,
90/5 = 90 × 6/5 × 6 = 540/30 - Likewise, for the 2nd fraction, since 30 × 1 = 30,
9/30 = 9 × 1/30 × 1 = 9/30 - Add the two like fractions:
540/30 + 9/30 = 540 + 9/30 = 549/30 - 549/30 simplified gives 183/10
- So, 90/5 + 9/30 = 183/10
In mixed form: 183/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/5+18/30 90/10+9/30 90/5+9/60 90/5+27/30 90/15+9/30 90/5+9/90 90/5+45/30 90/25+9/30 90/5+63/30 90/35+9/30