Add 9/8 and 81/98
1st number: 1 1/8, 2nd number: 81/98
9/8 + 81/98 is 765/392.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 98 is 392
Next, find the equivalent fraction of both fractional numbers with denominator 392 - For the 1st fraction, since 8 × 49 = 392,
9/8 = 9 × 49/8 × 49 = 441/392 - Likewise, for the 2nd fraction, since 98 × 4 = 392,
81/98 = 81 × 4/98 × 4 = 324/392 - Add the two like fractions:
441/392 + 324/392 = 441 + 324/392 = 765/392 - So, 9/8 + 81/98 = 765/392
In mixed form: 1373/392
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/8+81/98 9/16+81/98 27/8+81/98 9/24+81/98 45/8+81/98 9/40+81/98 63/8+81/98 9/56+81/98