Add 6/12 and 45/18
1st number: 6/12, 2nd number: 2 9/18
6/12 + 45/18 is 3/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 18 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 12 × 3 = 36,
6/12 = 6 × 3/12 × 3 = 18/36 - Likewise, for the 2nd fraction, since 18 × 2 = 36,
45/18 = 45 × 2/18 × 2 = 90/36 - Add the two like fractions:
18/36 + 90/36 = 18 + 90/36 = 108/36 - 108/36 simplified gives 3/1
- So, 6/12 + 45/18 = 3/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/12+90/18 6/24+45/18 6/12+45/36 18/12+45/18 6/36+45/18 6/12+45/54 30/12+45/18 6/60+45/18 6/12+45/90 42/12+45/18 6/84+45/18