Add 49/84 and 98/20
1st number: 49/84, 2nd number: 4 18/20
49/84 + 98/20 is 329/60.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 20 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 84 × 5 = 420,
49/84 = 49 × 5/84 × 5 = 245/420 - Likewise, for the 2nd fraction, since 20 × 21 = 420,
98/20 = 98 × 21/20 × 21 = 2058/420 - Add the two like fractions:
245/420 + 2058/420 = 245 + 2058/420 = 2303/420 - 2303/420 simplified gives 329/60
- So, 49/84 + 98/20 = 329/60
In mixed form: 529/60
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/84+98/20 49/84+98/40 49/84+98/60