Add 45/42 and 42/98
1st number: 1 3/42, 2nd number: 42/98
45/42 + 42/98 is 3/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 98 is 294
Next, find the equivalent fraction of both fractional numbers with denominator 294 - For the 1st fraction, since 42 × 7 = 294,
45/42 = 45 × 7/42 × 7 = 315/294 - Likewise, for the 2nd fraction, since 98 × 3 = 294,
42/98 = 42 × 3/98 × 3 = 126/294 - Add the two like fractions:
315/294 + 126/294 = 315 + 126/294 = 441/294 - 441/294 simplified gives 3/2
- So, 45/42 + 42/98 = 3/2
In mixed form: 11/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/42+42/98 45/42+84/98 45/84+42/98