Add 81/28 and 4/81
1st number: 2 25/28, 2nd number: 4/81
81/28 + 4/81 is 6673/2268.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 81 is 2268
Next, find the equivalent fraction of both fractional numbers with denominator 2268 - For the 1st fraction, since 28 × 81 = 2268,
81/28 = 81 × 81/28 × 81 = 6561/2268 - Likewise, for the 2nd fraction, since 81 × 28 = 2268,
4/81 = 4 × 28/81 × 28 = 112/2268 - Add the two like fractions:
6561/2268 + 112/2268 = 6561 + 112/2268 = 6673/2268 - So, 81/28 + 4/81 = 6673/2268
In mixed form: 22137/2268
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