Add 6/84 and 63/18
1st number: 6/84, 2nd number: 3 9/18
6/84 + 63/18 is 25/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 18 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 84 × 3 = 252,
6/84 = 6 × 3/84 × 3 = 18/252 - Likewise, for the 2nd fraction, since 18 × 14 = 252,
63/18 = 63 × 14/18 × 14 = 882/252 - Add the two like fractions:
18/252 + 882/252 = 18 + 882/252 = 900/252 - 900/252 simplified gives 25/7
- So, 6/84 + 63/18 = 25/7
In mixed form: 34/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/84+63/18 6/84+63/36 18/84+63/18 6/84+63/54 30/84+63/18 6/84+63/90 42/84+63/18