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-. 5. 2. -. 2. 3. 3. 1. - 3. - 6. 7. 4. 8. 2. - 0. - 5. 6. 6. 10. 5. - 3. 9. 7. 10. - 1. - 3. 5. 4. 1. 4. - 5. - 4. 7. 2. 7. 3. - 4. - 8. 10. 8. 0. 6. - 2. + 6. 4. 8 - = 2. 6. 试一试:. 6 - = 3. 3. 9 - = 4. 5.

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5

2

2

3

3

1

-3

-6

7

4

8

2

-0

-5

6

6

10

5


3

9

7

10

-1

-3

5

4

1

4

-5

-4

7

2

7

3

-4

-8

10

8

0

6

-2

+6

4


8- = 2

6

试一试:

6- = 3

3

9- = 4

5

7- = 1

6

8- = 8

0


写出差是3的减法算式。

3-0

6-3

=

=

=

4-1

5-2

=

=

=

7-4

8-5

9-6

=

10-7


写出差是4的减法算式。

4-0

=

=

=

=

=

=


写出差是5的减法算式。

5-0

=

=

=

=

=


写出差是6的减法算式。

6-0

=

=

=

=


写出差是7的减法算式。

7-0

=

=

=


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