Add 12/18 and 70/36
1st number: 12/18, 2nd number: 1 34/36
12/18 + 70/36 is 47/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 36 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 18 × 2 = 36,
12/18 = 12 × 2/18 × 2 = 24/36 - Likewise, for the 2nd fraction, since 36 × 1 = 36,
70/36 = 70 × 1/36 × 1 = 70/36 - Add the two like fractions:
24/36 + 70/36 = 24 + 70/36 = 94/36 - 94/36 simplified gives 47/18
- So, 12/18 + 70/36 = 47/18
In mixed form: 211/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/18+70/36 12/36+70/36 12/18+70/72 36/18+70/36 12/54+70/36 60/18+70/36 12/90+70/36 84/18+70/36