Add 84/2 and 45/18
1st number: 42 0/2, 2nd number: 2 9/18
84/2 + 45/18 is 89/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 18 is 18
Next, find the equivalent fraction of both fractional numbers with denominator 18 - For the 1st fraction, since 2 × 9 = 18,
84/2 = 84 × 9/2 × 9 = 756/18 - Likewise, for the 2nd fraction, since 18 × 1 = 18,
45/18 = 45 × 1/18 × 1 = 45/18 - Add the two like fractions:
756/18 + 45/18 = 756 + 45/18 = 801/18 - 801/18 simplified gives 89/2
- So, 84/2 + 45/18 = 89/2
In mixed form: 441/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/2+90/18 84/4+45/18 84/2+45/36 84/6+45/18 84/2+45/54 84/10+45/18 84/2+45/90 84/14+45/18