Add 54/81 and 90/36
1st number: 54/81, 2nd number: 2 18/36
54/81 + 90/36 is 19/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 36 is 324
Next, find the equivalent fraction of both fractional numbers with denominator 324 - For the 1st fraction, since 81 × 4 = 324,
54/81 = 54 × 4/81 × 4 = 216/324 - Likewise, for the 2nd fraction, since 36 × 9 = 324,
90/36 = 90 × 9/36 × 9 = 810/324 - Add the two like fractions:
216/324 + 810/324 = 216 + 810/324 = 1026/324 - 1026/324 simplified gives 19/6
- So, 54/81 + 90/36 = 19/6
In mixed form: 31/6
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