Add 63/21 and 60/84
1st number: 3 0/21, 2nd number: 60/84
63/21 + 60/84 is 26/7.
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,
63/21 = 63 × 4/21 × 4 = 252/84 - Likewise, for the 2nd fraction, since 84 × 1 = 84,
60/84 = 60 × 1/84 × 1 = 60/84 - Add the two like fractions:
252/84 + 60/84 = 252 + 60/84 = 312/84 - 312/84 simplified gives 26/7
- So, 63/21 + 60/84 = 26/7
In mixed form: 35/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/42+60/84