Add 28/98 and 8/20
28/98 + 8/20 is 24/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 20 is 980
Next, find the equivalent fraction of both fractional numbers with denominator 980 - For the 1st fraction, since 98 × 10 = 980,
28/98 = 28 × 10/98 × 10 = 280/980 - Likewise, for the 2nd fraction, since 20 × 49 = 980,
8/20 = 8 × 49/20 × 49 = 392/980 - Add the two like fractions:
280/980 + 392/980 = 280 + 392/980 = 672/980 - 672/980 simplified gives 24/35
- So, 28/98 + 8/20 = 24/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/98+8/20 28/98+16/20 28/98+8/40 84/98+8/20 28/98+24/20 28/98+8/60 28/98+40/20 28/98+56/20