Add 25/98 and 30/21
1st number: 25/98, 2nd number: 1 9/21
25/98 + 30/21 is 165/98.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 21 is 294
Next, find the equivalent fraction of both fractional numbers with denominator 294 - For the 1st fraction, since 98 × 3 = 294,
25/98 = 25 × 3/98 × 3 = 75/294 - Likewise, for the 2nd fraction, since 21 × 14 = 294,
30/21 = 30 × 14/21 × 14 = 420/294 - Add the two like fractions:
75/294 + 420/294 = 75 + 420/294 = 495/294 - 495/294 simplified gives 165/98
- So, 25/98 + 30/21 = 165/98
In mixed form: 167/98
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/98+30/21 25/98+60/21 25/98+30/42 75/98+30/21 25/98+90/21 25/98+30/63