Express the result of the following calculations to the appropriate number of significant digits.
`6.66xx3.33+216.67`

Explanation

To solve the problem of expressing the result of the calculation \(6.66 \times 3.33 + 216.67\) to the appropriate number of significant digits, we can follow these steps:

### Step 1: Perform the multiplication
First, we multiply \(6.66\) and \(3.33\).

\[ 6.66 \times 3.33 = 22.1088 \]
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