Add 20/98 and 81/28
1st number: 20/98, 2nd number: 2 25/28
20/98 + 81/28 is 607/196.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 28 is 196
Next, find the equivalent fraction of both fractional numbers with denominator 196 - For the 1st fraction, since 98 × 2 = 196,
20/98 = 20 × 2/98 × 2 = 40/196 - Likewise, for the 2nd fraction, since 28 × 7 = 196,
81/28 = 81 × 7/28 × 7 = 567/196 - Add the two like fractions:
40/196 + 567/196 = 40 + 567/196 = 607/196 - So, 20/98 + 81/28 = 607/196
In mixed form: 319/196
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/98+81/28 20/98+81/56 60/98+81/28 20/98+81/84