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The fifth unit of mathematics in the second grade of primary school tests questions.
Fill in the blanks.

1, there are () ten in a hundred miles, and () hundred in a thousand miles.

2.10000 is (), and10000 is ().

3. The right side of the ten digits is () and the left side is ().

4. The right side of the thousand is () bit, and the left side of the thousand is () bit.

5. From the unit, the number () from the left is thousands, and the number () is ten thousand.

Second, write the number.

1, 1234 writing: _ _ _ _ _ _

2. Chapter six thousand and eighty-nine Writing: _ _ _ _ _ _ _ _

35050 Writing: _ _ _ _ _ _

4. Five thousand five hundred writing: _ _ _ _ _ _ _

5. Writing by ten thousand people: _ _ _ _ _ _

Third, study.

432 Pronunciation: _ _ _ _ _ _ 9050 Pronunciation: _ _ _ _ _ 690 Pronunciation: _ _ _ _ _ 5600 Pronunciation: _ _ _ _ _ _ 906 Pronunciation: _ _ _ _ _ _ _

4. fill in ">", "

505○550 234○243 699○7 10 4 10○409 600○660 3 12○32 1 3940○3490 1020○999 1230○2 103

5. Arrange the following figures as required.

1、3045 3540 4350 5430 5340 453

( )>( )>( )>( )>( )>( )

2、 10 10 2450 1 100 100 1 989 998

( )>( )>( )>( )>( )>( )

Fill in the blanks as required.

3005、3049、4000、2800、4505、3090、80 10、402

The number of 1 is ().

2. The smallest number is ().

3. Read only a zero ().

4. The number that does not read zero is ().

Seven, judgment, the correct painting "tick", the wrong painting "x".

1, read the numbers within 10,000, starting from the high place and reading them in numerical order. ( )

2. Read a number within 10,000, with a zero in the middle and two zeros in the middle ()

3. Write the numbers within 10000, starting from the high position and in numerical order. ( )

4.9 thousand, the next number is 10 thousand. ( )

5. The number with one more digit than three digits is 10 1 ().

Eight, multiple-choice questions, fill in the serial number of the correct answer in brackets.

The smallest four digits of 1, 1, 2,3,0 are ()

( 1) 1203 (2) 1230 (3) 1023

2. Seven digits 1, six digits 10, and the number of 408,000 is ().

( 1)7648 (2)8467 (3)8476

3. The number consisting of eight thousands and eight tens is ()

( 1)8008 (2)8800 (3)8080

4. How many tens are there in a thousand?

( 1) 10 (2) 100 (3) 1000