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Key Concepts Quiz 5.1
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Use the document below to help answer questions 1 and 2:

Adding Integers Using a Number Line Worked Example (25.0K)



1

Use a number line to evaluate (-2) + (+5).
A)-7
B)-3
C)3
D)7
2

Use a number line to evaluate (4) + (-5).
A)-9
B)-1
C)1
D)9

Use the document below to help answer questions 3 and 4:

Subtracting Integers Worked Example (19.0K)



3

Evaluate (-4) - (+3).
A)-7
B)-1
C)1
D)7
4

Tobias noticed that the thermometer outside his house in Calgary gave the temperature as -14°C. A Chinook wind began blowing during the morning, and the temperature rose to -2°C. What was the change in temperature?
A)-16°
B)-12°
C)12°
D)16°





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