Add 28/98 and 10/42
28/98 + 10/42 is 11/21.
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,
28/98 = 28 × 3/98 × 3 = 84/294 - Likewise, for the 2nd fraction, since 42 × 7 = 294,
10/42 = 10 × 7/42 × 7 = 70/294 - Add the two like fractions:
84/294 + 70/294 = 84 + 70/294 = 154/294 - 154/294 simplified gives 11/21
- So, 28/98 + 10/42 = 11/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/98+10/42 28/98+20/42 28/98+10/84 84/98+10/42 28/98+30/42 28/98+50/42 28/98+70/42