Add 20/98 and 45/84
20/98 + 45/84 is 145/196.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 84 is 588
Next, find the equivalent fraction of both fractional numbers with denominator 588 - For the 1st fraction, since 98 × 6 = 588,
20/98 = 20 × 6/98 × 6 = 120/588 - Likewise, for the 2nd fraction, since 84 × 7 = 588,
45/84 = 45 × 7/84 × 7 = 315/588 - Add the two like fractions:
120/588 + 315/588 = 120 + 315/588 = 435/588 - 435/588 simplified gives 145/196
- So, 20/98 + 45/84 = 145/196
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/98+45/84 20/98+90/84 60/98+45/84