Add 84/18 and 30/98
1st number: 4 12/18, 2nd number: 30/98
84/18 + 30/98 is 731/147.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 98 is 882
Next, find the equivalent fraction of both fractional numbers with denominator 882 - For the 1st fraction, since 18 × 49 = 882,
84/18 = 84 × 49/18 × 49 = 4116/882 - Likewise, for the 2nd fraction, since 98 × 9 = 882,
30/98 = 30 × 9/98 × 9 = 270/882 - Add the two like fractions:
4116/882 + 270/882 = 4116 + 270/882 = 4386/882 - 4386/882 simplified gives 731/147
- So, 84/18 + 30/98 = 731/147
In mixed form: 4143/147
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/18+60/98 84/36+30/98 84/18+90/98 84/54+30/98 84/90+30/98