Add 54/18 and 42/98
1st number: 3 0/18, 2nd number: 42/98
54/18 + 42/98 is 24/7.
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,
54/18 = 54 × 49/18 × 49 = 2646/882 - Likewise, for the 2nd fraction, since 98 × 9 = 882,
42/98 = 42 × 9/98 × 9 = 378/882 - Add the two like fractions:
2646/882 + 378/882 = 2646 + 378/882 = 3024/882 - 3024/882 simplified gives 24/7
- So, 54/18 + 42/98 = 24/7
In mixed form: 33/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/18+84/98 54/36+42/98 54/90+42/98