Add 18/54 and 63/84
18/54 + 63/84 is 13/12.
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,
18/54 = 18 × 14/54 × 14 = 252/756 - Likewise, for the 2nd fraction, since 84 × 9 = 756,
63/84 = 63 × 9/84 × 9 = 567/756 - Add the two like fractions:
252/756 + 567/756 = 252 + 567/756 = 819/756 - 819/756 simplified gives 13/12
- So, 18/54 + 63/84 = 13/12
In mixed form: 11/12
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