Add 5/54 and 63/84
5/54 + 63/84 is 91/108.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 84 is 756
Next, find the equivalent fraction of both fractional numbers with denominator 756 - For the 1st fraction, since 54 × 14 = 756,
5/54 = 5 × 14/54 × 14 = 70/756 - Likewise, for the 2nd fraction, since 84 × 9 = 756,
63/84 = 63 × 9/84 × 9 = 567/756 - Add the two like fractions:
70/756 + 567/756 = 70 + 567/756 = 637/756 - 637/756 simplified gives 91/108
- So, 5/54 + 63/84 = 91/108
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/54+63/84 15/54+63/84 25/54+63/84 35/54+63/84