Add 54/81 and 12/30
54/81 + 12/30 is 16/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 30 is 810
Next, find the equivalent fraction of both fractional numbers with denominator 810 - For the 1st fraction, since 81 × 10 = 810,
54/81 = 54 × 10/81 × 10 = 540/810 - Likewise, for the 2nd fraction, since 30 × 27 = 810,
12/30 = 12 × 27/30 × 27 = 324/810 - Add the two like fractions:
540/810 + 324/810 = 540 + 324/810 = 864/810 - 864/810 simplified gives 16/15
- So, 54/81 + 12/30 = 16/15
In mixed form: 11/15
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