Add 20/98 and 15/10
1st number: 20/98, 2nd number: 1 5/10
20/98 + 15/10 is 167/98.
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,
20/98 = 20 × 5/98 × 5 = 100/490 - Likewise, for the 2nd fraction, since 10 × 49 = 490,
15/10 = 15 × 49/10 × 49 = 735/490 - Add the two like fractions:
100/490 + 735/490 = 100 + 735/490 = 835/490 - 835/490 simplified gives 167/98
- So, 20/98 + 15/10 = 167/98
In mixed form: 169/98
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/98+15/10 20/98+30/10 20/98+15/20 60/98+15/10 20/98+45/10 20/98+15/30 20/98+75/10 20/98+15/50 20/98+15/70