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Elementary school fourth grade mathematics unit 1 large number comprehension test paper
1. Let me fill in: 26% student number and name level.

1. The left side adjacent to the ten million bits is () bit, and the right side is () bit.

2. Starting from the right, every () digit is divided into one level, and the digits of each level have (), indicating how many (); Ten thousand levels include the counting unit (), indicating how much ().

3. The approximate number of a number after four houses is 500,000, and the number on this thousand digit can only be ().

4.7050090 consists of 7 (), 5 () and 9 ().

This number is pronounced ().

5. The number 1 more than the four digits of is (), and the number 1 less than the smallest five digits.

Is (), their difference is (), and the sum is ().

6. In descending order, 9999, 100 1, 10000 and100:

( )