Add 12/35 and 9/18
12/35 + 9/18 is 59/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 18 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 35 × 18 = 630,
12/35 = 12 × 18/35 × 18 = 216/630 - Likewise, for the 2nd fraction, since 18 × 35 = 630,
9/18 = 9 × 35/18 × 35 = 315/630 - Add the two like fractions:
216/630 + 315/630 = 216 + 315/630 = 531/630 - 531/630 simplified gives 59/70
- So, 12/35 + 9/18 = 59/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/35+9/18 12/70+9/18 12/35+9/36 36/35+9/18 12/35+27/18 12/35+9/54 60/35+9/18 12/35+45/18 12/35+9/90 84/35+9/18 12/35+63/18