Add 18/49 and 4/80
18/49 + 4/80 is 409/980.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 80 is 3920
Next, find the equivalent fraction of both fractional numbers with denominator 3920 - For the 1st fraction, since 49 × 80 = 3920,
18/49 = 18 × 80/49 × 80 = 1440/3920 - Likewise, for the 2nd fraction, since 80 × 49 = 3920,
4/80 = 4 × 49/80 × 49 = 196/3920 - Add the two like fractions:
1440/3920 + 196/3920 = 1440 + 196/3920 = 1636/3920 - 1636/3920 simplified gives 409/980
- So, 18/49 + 4/80 = 409/980
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/49+4/80 18/49+8/80 18/98+4/80 54/49+4/80 18/49+12/80 90/49+4/80 18/49+20/80 18/49+28/80