Add 3/84 and 63/27
1st number: 3/84, 2nd number: 2 9/27
3/84 + 63/27 is 199/84.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 27 is 756
Next, find the equivalent fraction of both fractional numbers with denominator 756 - For the 1st fraction, since 84 × 9 = 756,
3/84 = 3 × 9/84 × 9 = 27/756 - Likewise, for the 2nd fraction, since 27 × 28 = 756,
63/27 = 63 × 28/27 × 28 = 1764/756 - Add the two like fractions:
27/756 + 1764/756 = 27 + 1764/756 = 1791/756 - 1791/756 simplified gives 199/84
- So, 3/84 + 63/27 = 199/84
In mixed form: 231/84
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/84+63/27 3/84+63/54 9/84+63/27 3/84+63/81 15/84+63/27 21/84+63/27