Add 81/98 and 10/28
81/98 + 10/28 is 58/49.
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,
81/98 = 81 × 2/98 × 2 = 162/196 - Likewise, for the 2nd fraction, since 28 × 7 = 196,
10/28 = 10 × 7/28 × 7 = 70/196 - Add the two like fractions:
162/196 + 70/196 = 162 + 70/196 = 232/196 - 232/196 simplified gives 58/49
- So, 81/98 + 10/28 = 58/49
In mixed form: 19/49
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 81/98+20/28 81/98+10/56 81/98+30/28 81/98+10/84 81/98+50/28 81/98+70/28