Add 10/9 and 70/60
1st number: 1 1/9, 2nd number: 1 10/60
10/9 + 70/60 is 41/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 60 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 9 × 20 = 180,
10/9 = 10 × 20/9 × 20 = 200/180 - Likewise, for the 2nd fraction, since 60 × 3 = 180,
70/60 = 70 × 3/60 × 3 = 210/180 - Add the two like fractions:
200/180 + 210/180 = 200 + 210/180 = 410/180 - 410/180 simplified gives 41/18
- So, 10/9 + 70/60 = 41/18
In mixed form: 25/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/9+70/60 10/18+70/60 30/9+70/60 10/27+70/60 50/9+70/60 10/45+70/60 70/9+70/60 10/63+70/60