Add 7/10 and 9/18
7/10 + 9/18 is 6/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 18 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 10 × 9 = 90,
7/10 = 7 × 9/10 × 9 = 63/90 - Likewise, for the 2nd fraction, since 18 × 5 = 90,
9/18 = 9 × 5/18 × 5 = 45/90 - Add the two like fractions:
63/90 + 45/90 = 63 + 45/90 = 108/90 - 108/90 simplified gives 6/5
- So, 7/10 + 9/18 = 6/5
In mixed form: 11/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/10+9/18 7/20+9/18 7/10+9/36 21/10+9/18 7/10+27/18 7/30+9/18 7/10+9/54 35/10+9/18 7/10+45/18 7/50+9/18 7/10+9/90 49/10+9/18 7/10+63/18 7/70+9/18