Add 98/84 and 60/21
1st number: 1 14/84, 2nd number: 2 18/21
98/84 + 60/21 is 169/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 21 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 84 × 1 = 84,
98/84 = 98 × 1/84 × 1 = 98/84 - Likewise, for the 2nd fraction, since 21 × 4 = 84,
60/21 = 60 × 4/21 × 4 = 240/84 - Add the two like fractions:
98/84 + 240/84 = 98 + 240/84 = 338/84 - 338/84 simplified gives 169/42
- So, 98/84 + 60/21 = 169/42
In mixed form: 41/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/84+60/42 98/84+60/63