Number Approximation: Finding the Nearest Value to 21,007

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$21,007\approx\text{ ?}$

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Choose the right answer:

$21,007\approx\text{ ?}$

To solve the problem, we'll follow a structured approach to rounding 21,007:

Step 1: Identify the digit to focus on for rounding to the nearest ten.
Step 2: The number 21,007 has its ones digit as 7, which is part of our analysis for nearest ten rounding.
Step 3: Apply the rounding rules. Since the units place digit is 7, which is greater than or equal to 5, we round up.
Step 4: Change the units digit (7) to zero and add 1 to the tens digit.
Step 5: The updated number becomes 21,010 after rounding.

Therefore, rounding the number 21,007 to the nearest ten gives us $21,010$ .

$21,010$

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$12,346\approx\text{ ?}$

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