Add 63/9 and 28/30
1st number: 7 0/9, 2nd number: 28/30
63/9 + 28/30 is 119/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 30 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 9 × 10 = 90,
63/9 = 63 × 10/9 × 10 = 630/90 - Likewise, for the 2nd fraction, since 30 × 3 = 90,
28/30 = 28 × 3/30 × 3 = 84/90 - Add the two like fractions:
630/90 + 84/90 = 630 + 84/90 = 714/90 - 714/90 simplified gives 119/15
- So, 63/9 + 28/30 = 119/15
In mixed form: 714/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/9+56/30 63/18+28/30 63/9+28/60 63/9+84/30 63/27+28/30 63/9+28/90 63/45+28/30