Add 20/98 and 70/49
1st number: 20/98, 2nd number: 1 21/49
20/98 + 70/49 is 80/49.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 49 is 98
Next, find the equivalent fraction of both fractional numbers with denominator 98 - For the 1st fraction, since 98 × 1 = 98,
20/98 = 20 × 1/98 × 1 = 20/98 - Likewise, for the 2nd fraction, since 49 × 2 = 98,
70/49 = 70 × 2/49 × 2 = 140/98 - Add the two like fractions:
20/98 + 140/98 = 20 + 140/98 = 160/98 - 160/98 simplified gives 80/49
- So, 20/98 + 70/49 = 80/49
In mixed form: 131/49
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/98+70/49 20/98+70/98 60/98+70/49