Add 9/45 and 6/30
9/45 + 6/30 is 2/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 30 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 45 × 2 = 90,
9/45 = 9 × 2/45 × 2 = 18/90 - Likewise, for the 2nd fraction, since 30 × 3 = 90,
6/30 = 6 × 3/30 × 3 = 18/90 - Add the two like fractions:
18/90 + 18/90 = 18 + 18/90 = 36/90 - 36/90 simplified gives 2/5
- So, 9/45 + 6/30 = 2/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/45+6/30 9/45+12/30 9/90+6/30 9/45+6/60 27/45+6/30 9/45+18/30 9/45+6/90 63/45+6/30 9/45+42/30