Add 30/20 and 90/98
1st number: 1 10/20, 2nd number: 90/98
30/20 + 90/98 is 237/98.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 98 is 980
Next, find the equivalent fraction of both fractional numbers with denominator 980 - For the 1st fraction, since 20 × 49 = 980,
30/20 = 30 × 49/20 × 49 = 1470/980 - Likewise, for the 2nd fraction, since 98 × 10 = 980,
90/98 = 90 × 10/98 × 10 = 900/980 - Add the two like fractions:
1470/980 + 900/980 = 1470 + 900/980 = 2370/980 - 2370/980 simplified gives 237/98
- So, 30/20 + 90/98 = 237/98
In mixed form: 241/98
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/20+90/98 30/40+90/98 90/20+90/98 30/60+90/98