Add 84/54 and 30/98
1st number: 1 30/54, 2nd number: 30/98
84/54 + 30/98 is 821/441.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 98 is 2646
Next, find the equivalent fraction of both fractional numbers with denominator 2646 - For the 1st fraction, since 54 × 49 = 2646,
84/54 = 84 × 49/54 × 49 = 4116/2646 - Likewise, for the 2nd fraction, since 98 × 27 = 2646,
30/98 = 30 × 27/98 × 27 = 810/2646 - Add the two like fractions:
4116/2646 + 810/2646 = 4116 + 810/2646 = 4926/2646 - 4926/2646 simplified gives 821/441
- So, 84/54 + 30/98 = 821/441
In mixed form: 1380/441
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/54+60/98 84/54+90/98