Add 70/6 and 45/18
1st number: 11 4/6, 2nd number: 2 9/18
70/6 + 45/18 is 85/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 18 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 18 × 1 = 18,
45/18 = 45 × 1/18 × 1 = 45/18 - Add the two like fractions:
210/18 + 45/18 = 210 + 45/18 = 255/18 - 255/18 simplified gives 85/6
- So, 70/6 + 45/18 = 85/6
In mixed form: 141/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/6+90/18 70/12+45/18 70/6+45/36 70/18+45/18 70/6+45/54 70/30+45/18 70/6+45/90 70/42+45/18