Add 84/4 and 8/18
1st number: 21 0/4, 2nd number: 8/18
84/4 + 8/18 is 193/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 18 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 4 × 9 = 36,
84/4 = 84 × 9/4 × 9 = 756/36 - Likewise, for the 2nd fraction, since 18 × 2 = 36,
8/18 = 8 × 2/18 × 2 = 16/36 - Add the two like fractions:
756/36 + 16/36 = 756 + 16/36 = 772/36 - 772/36 simplified gives 193/9
- So, 84/4 + 8/18 = 193/9
In mixed form: 214/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/4+16/18 84/8+8/18 84/4+8/36 84/4+24/18 84/12+8/18 84/4+8/54 84/4+40/18 84/20+8/18 84/4+8/90 84/4+56/18 84/28+8/18