Add 9/18 and 3/10
9/18 + 3/10 is 4/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 10 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 18 × 5 = 90,
9/18 = 9 × 5/18 × 5 = 45/90 - Likewise, for the 2nd fraction, since 10 × 9 = 90,
3/10 = 3 × 9/10 × 9 = 27/90 - Add the two like fractions:
45/90 + 27/90 = 45 + 27/90 = 72/90 - 72/90 simplified gives 4/5
- So, 9/18 + 3/10 = 4/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 9/18+6/10 9/36+3/10 9/18+3/20 27/18+3/10 9/18+9/10 9/54+3/10 9/18+3/30 45/18+3/10 9/18+15/10 9/90+3/10 9/18+3/50 63/18+3/10 9/18+21/10 9/18+3/70