Add 30/80 and 9/98
30/80 + 9/98 is 183/392.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 98 is 3920
Next, find the equivalent fraction of both fractional numbers with denominator 3920 - For the 1st fraction, since 80 × 49 = 3920,
30/80 = 30 × 49/80 × 49 = 1470/3920 - Likewise, for the 2nd fraction, since 98 × 40 = 3920,
9/98 = 9 × 40/98 × 40 = 360/3920 - Add the two like fractions:
1470/3920 + 360/3920 = 1470 + 360/3920 = 1830/3920 - 1830/3920 simplified gives 183/392
- So, 30/80 + 9/98 = 183/392
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/80+9/98 30/80+18/98 90/80+9/98 30/80+27/98 30/80+45/98 30/80+63/98