Add 40/49 and 2/20
40/49 + 2/20 is 449/490.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 20 is 980
Next, find the equivalent fraction of both fractional numbers with denominator 980 - For the 1st fraction, since 49 × 20 = 980,
40/49 = 40 × 20/49 × 20 = 800/980 - Likewise, for the 2nd fraction, since 20 × 49 = 980,
2/20 = 2 × 49/20 × 49 = 98/980 - Add the two like fractions:
800/980 + 98/980 = 800 + 98/980 = 898/980 - 898/980 simplified gives 449/490
- So, 40/49 + 2/20 = 449/490
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/49+2/20 40/49+4/20 40/98+2/20 40/49+2/40 40/49+6/20 40/49+2/60 40/49+10/20 40/49+14/20