5 809 621 = 5 000 000 + ___ + 9000 + 600 + 20 + 1 What is the missing number in the blank?

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Worked solution

1. Identify the place value of the digit 8 in the given number.

The number is $5\ 809\ 621$ . The digit $8$ is in the hundred thousands place.

2. Determine the value of the digit 8.

The value of the digit $8$ is $8 \times 100\ 000 = 800\ 000$ .

Answer

$800\ 000$ (option 4)

AI analysis — may contain mistakes.

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