Add 8/84 and 54/27
1st number: 8/84, 2nd number: 2 0/27
8/84 + 54/27 is 44/21.
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,
8/84 = 8 × 9/84 × 9 = 72/756 - Likewise, for the 2nd fraction, since 27 × 28 = 756,
54/27 = 54 × 28/27 × 28 = 1512/756 - Add the two like fractions:
72/756 + 1512/756 = 72 + 1512/756 = 1584/756 - 1584/756 simplified gives 44/21
- So, 8/84 + 54/27 = 44/21
In mixed form: 22/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/84+54/27 24/84+54/27 8/84+54/81 40/84+54/27 56/84+54/27