Add 9/5 and 30/45
1st number: 1 4/5, 2nd number: 30/45
9/5 + 30/45 is 37/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 45 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 5 × 9 = 45,
9/5 = 9 × 9/5 × 9 = 81/45 - Likewise, for the 2nd fraction, since 45 × 1 = 45,
30/45 = 30 × 1/45 × 1 = 30/45 - Add the two like fractions:
81/45 + 30/45 = 81 + 30/45 = 111/45 - 111/45 simplified gives 37/15
- So, 9/5 + 30/45 = 37/15
In mixed form: 27/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/5+30/45 9/5+60/45 9/10+30/45 9/5+30/90 27/5+30/45 9/5+90/45 9/15+30/45 45/5+30/45 9/25+30/45 63/5+30/45 9/35+30/45