Add 20/98 and 2/40
20/98 + 2/40 is 249/980.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 40 is 1960
Next, find the equivalent fraction of both fractional numbers with denominator 1960 - For the 1st fraction, since 98 × 20 = 1960,
20/98 = 20 × 20/98 × 20 = 400/1960 - Likewise, for the 2nd fraction, since 40 × 49 = 1960,
2/40 = 2 × 49/40 × 49 = 98/1960 - Add the two like fractions:
400/1960 + 98/1960 = 400 + 98/1960 = 498/1960 - 498/1960 simplified gives 249/980
- So, 20/98 + 2/40 = 249/980
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/98+2/40 20/98+4/40 20/98+2/80 60/98+2/40 20/98+6/40 20/98+10/40 20/98+14/40