Name: 
 

Adding and Subtracting Rational Numbers



Multiple Choice
Identify the choice that best completes the statement or answers the question.
 

 1. 

Which sum is -3.7?
a.
-6.9 + 3.2
b.
-4.5 + (-1.3)
c.
5.2 + (-1.5)
d.
-7.4 + (-4.3)
 

 2. 

Which sum is +17.3?
a.
(-12.8) + (-4.5)
c.
(-3.4) + 20.7
b.
24.5 + (-6.3)
d.
(-18.2) + (1.5)
 

 3. 

Which difference is +9.4?
a.
10.3 - (-1.4)
c.
(-16.3) - (-5.5)
b.
(-3.1) - (-12.5)
d.
7.3 - 15.7
 

 4. 

Which difference is +0.8?
a.
(-3.5) - 4.1
b.
2.5 - (-0.3)
c.
7.6 - 6.8
d.
(-1.4) - (-0.3)
 

 5. 

Margaret takes mc005-1.jpg h to complete her English assignment and mc005-2.jpg h to complete her math assignment. How much longer does it take Margaret to complete her English assignment than her math assignment?
a.
45 min
b.
mc005-3.jpg h
c.
mc005-4.jpg h
d.
35 min
 

 6. 

Jesse takes mc006-1.jpg h to drive from home to his cottage and mc006-2.jpg h to drive back home. How much time does it take Jesse to travel to and from home?
a.
4 h and 5 min
c.
3 h and 55 min
b.
mc006-3.jpg h
d.
mc006-4.jpg h
 

 7. 

       mc007-1.jpg
a.
0.3
b.
mc007-2.jpg
c.
mc007-3.jpg
d.
-1.3
 

 8. 

          mc008-1.jpg
a.
2.95
b.
mc008-2.jpg
c.
mc008-3.jpg
d.
-4.225
 

 9. 

If x = -12.6 and y = 37.3, evaluate x - y.
a.
24.7
b.
-25
c.
-26.1
d.
-49.9
 

 10. 

If x = -9.3 and y = -2.6 evaluate x + y.
a.
-11.9
b.
5.8
c.
-6.7
d.
7.3
 



 
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