1, put ">" in (). , "<, or" = ".

4( )5; 3( )8; 5( ) 1; 6( )4; 6( )8; 5( )9; 4( ) 1; 6( )5; 1( )3; 6( )7; 5( )5; 7( )0; 7( )8; 7( )5; 3( )2; 3( )9; 2+2( )3; 2+ 1( )3; 0+5( )5; 5( )2+2; 4+3( )8; 6-6( )4; 7-2( )4; 5( )2+2; 6+2( )6; 7-5( )8; 6+2( )8; 9-5( )4; 4+4( )8。

Do you know who is older and who is younger?

1( )3; 7( )7; 9( )6; 1( )0; 5( )9; 8( ) 1; 0( ) 10 ; 8( ) 1 ; 3( )6; 1( )2; 5( )2 ; 2( )4 ; 3( )3 ; 9( ) 1; 2( )8。

3. Write five numbers greater than 3.

4. Write four numbers less than 8.

5. Choose the following numbers greater than 5.

10 、5 、2、 3 、6 、9、 1 、2 、7 。

The Mathematical Problem of Comparing Size: Comparing Size

1, arrange the following numbers in descending order.

3 、6、 5 、9 、4 、8。

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3. Sort the following formulas from small to large.

9-3、 4+5、 2+2、 7-6 、8-6、 5+3。

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