Answer:

2. 3

3. -12

4. 12

7. 40

8. 32

9. 2

10. -3

Answer:

2.-5+8= 3

3.-8+( -4)= -12

4.9-( -4)= 13

7.-5×( 8)= -40

8. -8×( -4)= 32

9.-8÷ -4= 2

10.9÷(-3)= -3

Step-by-step explanation:

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