Add 60/21 and 9/84
1st number: 2 18/21, 2nd number: 9/84
60/21 + 9/84 is 83/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 84 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 21 × 4 = 84,
60/21 = 60 × 4/21 × 4 = 240/84 - Likewise, for the 2nd fraction, since 84 × 1 = 84,
9/84 = 9 × 1/84 × 1 = 9/84 - Add the two like fractions:
240/84 + 9/84 = 240 + 9/84 = 249/84 - 249/84 simplified gives 83/28
- So, 60/21 + 9/84 = 83/28
In mixed form: 227/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/21+18/84 60/42+9/84 60/21+27/84 60/63+9/84 60/21+45/84 60/21+63/84