Ticket out the Door


1. Describe two ways to find -2.4 + 5.87 + (-2.87) + 6.5.

 

2.Draw and use a number line to show the sum of -4/5 and 3/5.

 

3.Use a number line to solve the problem in Exercise 3 (or the rules if you did it using a number line).

 

Find each sum or difference.

4. 7/9 - 8/9

 

5. -7/12 + 5/6

 

6. -69.5 - 83.3

 

7. -2/5 + 3/15 + 3/5

 

8. 4.57 + (-3.79)

 

Evaluate each expression.

9. a - (-5), if a = 0.75

 

10. 11/2 - b, if b = -5/2

 


Return to 2.5