Hi there!
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I believe your answer is:
330
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Here’s why:
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We are rounding the number 326 to the nearest tens.
The '2' is in the tens place, and the '6' is to the right of the digit.
Since the '6' is greater than or equal to 5, then we would round up.
326 ≈ 330
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Hope this helps you. I apologize if it’s incorrect.