Add 90/81 and 5/84
1st number: 1 9/81, 2nd number: 5/84
90/81 + 5/84 is 295/252.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 84 is 2268
Next, find the equivalent fraction of both fractional numbers with denominator 2268 - For the 1st fraction, since 81 × 28 = 2268,
90/81 = 90 × 28/81 × 28 = 2520/2268 - Likewise, for the 2nd fraction, since 84 × 27 = 2268,
5/84 = 5 × 27/84 × 27 = 135/2268 - Add the two like fractions:
2520/2268 + 135/2268 = 2520 + 135/2268 = 2655/2268 - 2655/2268 simplified gives 295/252
- So, 90/81 + 5/84 = 295/252
In mixed form: 143/252
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