Add 84/35 and 20/49
1st number: 2 14/35, 2nd number: 20/49
84/35 + 20/49 is 688/245.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 49 is 245
Next, find the equivalent fraction of both fractional numbers with denominator 245 - For the 1st fraction, since 35 × 7 = 245,
84/35 = 84 × 7/35 × 7 = 588/245 - Likewise, for the 2nd fraction, since 49 × 5 = 245,
20/49 = 20 × 5/49 × 5 = 100/245 - Add the two like fractions:
588/245 + 100/245 = 588 + 100/245 = 688/245 - So, 84/35 + 20/49 = 688/245
In mixed form: 2198/245
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/35+40/49 84/70+20/49 84/35+20/98 84/35+60/49