Integer Operations

Q1. What is the result of 4 squared?

• A) -4

• B) 4

• C) 16

• D) -16

• 4
• -4
• 64
• -46

-14 + (-3)

• -17

• 11

• -11

• 17

What do you do when you are adding integers with different signs? 

• (-) and keep sign of smaller number

• (-) and keep sign of larger number

• (+) and keep sign of smaller number number

• (+) and keep sign of larger number 

Match the following

• 2

• 10 - 9

• -8

• 8 - (-5)

• 13

• -7 + (-1)

• 1

• 1 - 5

• -4

• -4 - (-6)

In a class test, +4 marks were awarded for the correct answers and -1 mark for the wrong answers. Student scores 40 marks. If his correct answers were 11, find his wrong answers.

• 2

• 4

• 6

• 8

A submarine was 1800 ft below sea level. It dove another 1500 feet deeper. Which integer represents its location? 

• -300

• -1300

• -3300

• 300

Match the following

• -4

• 6-(+3)

• 6

• -8

• 7+(-3)

• 4

• 3

• -4+10

Jason stopped at the grocery store on his way home from work. He used his debit card to purchase 2 salads for $7 each, 3 bottles of soda for $2 each, and a sandwich for $8. The change in the balance of Jason's checking account is represented by the expression below. What integer represents the change in the balance of Jason's checking account? Enter your answer in the box.

Mathematical Equivalence

ON

If I am subtracting integers, I need to change the problem to addition by ​ ​ (a)   ​ the ​ (b)   ​

• opposite

• subtracting

• same sign

• adding