Add 10/9 and 45/70
1st number: 1 1/9, 2nd number: 45/70
10/9 + 45/70 is 221/126.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 70 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 9 × 70 = 630,
10/9 = 10 × 70/9 × 70 = 700/630 - Likewise, for the 2nd fraction, since 70 × 9 = 630,
45/70 = 45 × 9/70 × 9 = 405/630 - Add the two like fractions:
700/630 + 405/630 = 700 + 405/630 = 1105/630 - 1105/630 simplified gives 221/126
- So, 10/9 + 45/70 = 221/126
In mixed form: 195/126
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/9+45/70 10/9+90/70 10/18+45/70 30/9+45/70 10/27+45/70 50/9+45/70 10/45+45/70 70/9+45/70 10/63+45/70