Add 70/6 and 40/9
1st number: 11 4/6, 2nd number: 4 4/9
70/6 + 40/9 is 145/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 9 is 18
Next, find the equivalent fraction of both fractional numbers with denominator 18 - For the 1st fraction, since 6 × 3 = 18,
70/6 = 70 × 3/6 × 3 = 210/18 - Likewise, for the 2nd fraction, since 9 × 2 = 18,
40/9 = 40 × 2/9 × 2 = 80/18 - Add the two like fractions:
210/18 + 80/18 = 210 + 80/18 = 290/18 - 290/18 simplified gives 145/9
- So, 70/6 + 40/9 = 145/9
In mixed form: 161/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/6+80/9 70/12+40/9 70/6+40/18 70/18+40/9 70/6+40/27 70/30+40/9 70/6+40/45 70/42+40/9 70/6+40/63