Add 12/54 and 42/84
12/54 + 42/84 is 13/18.
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,
12/54 = 12 × 14/54 × 14 = 168/756 - Likewise, for the 2nd fraction, since 84 × 9 = 756,
42/84 = 42 × 9/84 × 9 = 378/756 - Add the two like fractions:
168/756 + 378/756 = 168 + 378/756 = 546/756 - 546/756 simplified gives 13/18
- So, 12/54 + 42/84 = 13/18
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