Add 3/84 and 63/36
1st number: 3/84, 2nd number: 1 27/36
3/84 + 63/36 is 25/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 36 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 84 × 3 = 252,
3/84 = 3 × 3/84 × 3 = 9/252 - Likewise, for the 2nd fraction, since 36 × 7 = 252,
63/36 = 63 × 7/36 × 7 = 441/252 - Add the two like fractions:
9/252 + 441/252 = 9 + 441/252 = 450/252 - 450/252 simplified gives 25/14
- So, 3/84 + 63/36 = 25/14
In mixed form: 111/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/84+63/36 3/84+63/72 9/84+63/36 15/84+63/36 21/84+63/36