Add 10/9 and 84/63
1st number: 1 1/9, 2nd number: 1 21/63
10/9 + 84/63 is 22/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 63 is 63
Next, find the equivalent fraction of both fractional numbers with denominator 63 - For the 1st fraction, since 9 × 7 = 63,
10/9 = 10 × 7/9 × 7 = 70/63 - Likewise, for the 2nd fraction, since 63 × 1 = 63,
84/63 = 84 × 1/63 × 1 = 84/63 - Add the two like fractions:
70/63 + 84/63 = 70 + 84/63 = 154/63 - 154/63 simplified gives 22/9
- So, 10/9 + 84/63 = 22/9
In mixed form: 24/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/9+84/63 10/18+84/63 30/9+84/63 10/27+84/63 50/9+84/63 10/45+84/63 70/9+84/63 10/63+84/63