Add 16/12 and 45/18
1st number: 1 4/12, 2nd number: 2 9/18
16/12 + 45/18 is 23/6.
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,
16/12 = 16 × 3/12 × 3 = 48/36 - Likewise, for the 2nd fraction, since 18 × 2 = 36,
45/18 = 45 × 2/18 × 2 = 90/36 - Add the two like fractions:
48/36 + 90/36 = 48 + 90/36 = 138/36 - 138/36 simplified gives 23/6
- So, 16/12 + 45/18 = 23/6
In mixed form: 35/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/12+45/18 16/12+90/18 16/24+45/18 16/12+45/36 48/12+45/18 16/36+45/18 16/12+45/54 80/12+45/18 16/60+45/18 16/12+45/90 16/84+45/18