Number System

  
Fill in all the gaps, then press "Check" to check your answers. Use the "Hint" button to get a free letter if an answer is giving you trouble. You can also click on the "[?]" button to get a clue. Note that you will lose points if you ask for hints or clues!
1. State True/False : The sum of a positive integer and a negative integer is always a positive.

2. State True/False : The sum of two integers can never be zero.

3. State True/False : The product of two negative integers is a positive integer.

4. State True/False : The quotient of two integers having opposite sign is a negative integer.

5. State True/False : The smallest negative integer is -1.

6. Collection of the , , and the gives integers.

7. The collection of integers are denoted by .

8. Negative integers are represented on the number line to the of zero and positive numbers are represented on the of zero.

9. Every integer on the number line is placed in an order from left to right.

10. The sum of two positive integers is .

11. The sum of two negative integers is .