Add 36/12 and 70/9
1st number: 3 0/12, 2nd number: 7 7/9
36/12 + 70/9 is 97/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 9 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 12 × 3 = 36,
36/12 = 36 × 3/12 × 3 = 108/36 - Likewise, for the 2nd fraction, since 9 × 4 = 36,
70/9 = 70 × 4/9 × 4 = 280/36 - Add the two like fractions:
108/36 + 280/36 = 108 + 280/36 = 388/36 - 388/36 simplified gives 97/9
- So, 36/12 + 70/9 = 97/9
In mixed form: 107/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/12+70/9 36/24+70/9 36/12+70/18 36/12+70/27 36/60+70/9 36/12+70/45 36/84+70/9 36/12+70/63