Add 28/98 and 63/10
1st number: 28/98, 2nd number: 6 3/10
28/98 + 63/10 is 461/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 10 is 490
Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 98 × 5 = 490,
28/98 = 28 × 5/98 × 5 = 140/490 - Likewise, for the 2nd fraction, since 10 × 49 = 490,
63/10 = 63 × 49/10 × 49 = 3087/490 - Add the two like fractions:
140/490 + 3087/490 = 140 + 3087/490 = 3227/490 - 3227/490 simplified gives 461/70
- So, 28/98 + 63/10 = 461/70
In mixed form: 641/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/98+63/10 28/98+63/20 84/98+63/10 28/98+63/30 28/98+63/50 28/98+63/70