Add 18/10 and 63/9
1st number: 1 8/10, 2nd number: 7 0/9
18/10 + 63/9 is 44/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 9 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 10 × 9 = 90,
18/10 = 18 × 9/10 × 9 = 162/90 - Likewise, for the 2nd fraction, since 9 × 10 = 90,
63/9 = 63 × 10/9 × 10 = 630/90 - Add the two like fractions:
162/90 + 630/90 = 162 + 630/90 = 792/90 - 792/90 simplified gives 44/5
- So, 18/10 + 63/9 = 44/5
In mixed form: 84/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/10+63/9 18/20+63/9 18/10+63/18 54/10+63/9 18/30+63/9 18/10+63/27 90/10+63/9 18/50+63/9 18/10+63/45 18/70+63/9