Add 9/98 and 81/42
1st number: 9/98, 2nd number: 1 39/42
9/98 + 81/42 is 99/49.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 42 is 294
Next, find the equivalent fraction of both fractional numbers with denominator 294 - For the 1st fraction, since 98 × 3 = 294,
9/98 = 9 × 3/98 × 3 = 27/294 - Likewise, for the 2nd fraction, since 42 × 7 = 294,
81/42 = 81 × 7/42 × 7 = 567/294 - Add the two like fractions:
27/294 + 567/294 = 27 + 567/294 = 594/294 - 594/294 simplified gives 99/49
- So, 9/98 + 81/42 = 99/49
In mixed form: 21/49
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/98+81/42 9/98+81/84 27/98+81/42 45/98+81/42 63/98+81/42