1. [QUESTION    1]       –  27  –  21 =

Question 1 of 10

2. [QUESTION    2]       13  –  31 =

Question 2 of 10

3. [QUESTION    3]       11  –  (- 42) =

Question 3 of 10

4. [QUESTION    4]       –  35  –  23 =

Question 4 of 10

5. [QUESTION    5]      – 48 – (- 36) =

Question 5 of 10

6. [QUESTION    6]      –  20  –  14 =

Question 6 of 10

7. [QUESTION    7]       15  –  47 =

Question 7 of 10

8. [QUESTION    8]       57  –  (- 12) =

Question 8 of 10

9. [QUESTION    9]       37  –  (- 25) =

Question 9 of 10

10. [QUESTION    10]      –  42  –  (- 12) =

Question 10 of 10