Unit 1 Pre-Test

What do you get when you add a number to its negative?

• The number itself

• 0

• 1

• The negative of the number

If your bank account balance is -$25.00 and you deposit $25.00, what is your new balance?

• -$25.00

• $0.00

• $50.00

• $25.00

What is the result of 6 + (-4) on a number line?

• 4 units to the right of 6

• 2 units to the right of 6

• 4 units to the left of 6

• 6 units to the left of 4

Which of the following is equivalent to subtracting a rational number?

• Adding its opposite

• Multiplying by one

• Dividing by itself

• Adding zero

What is the distance between a submarine at -2734 feet and an airplane at 1262 feet?

• 1262 feet

• 2734 feet

• 1472 feet

• 3996 feet

What is the result of -12 - (-2) on a number line?

• 2 units to the right of -12

• 2 units to the left of -12

• 10 units to the left of -12

• 10 units to the right of -12

What property allows you to rearrange numbers in addition?

• Distributive Property

• Associative Property

• Inverse Property

• Commutative Property

What is the result of (─6) + 4 + (─3) using the Commutative Property?

• ─5

• ─10

• ─15

• 5

How can multiplication of rational numbers be understood?

• As repeated subtraction

• As repeated division

• As repeated addition

• As repeated inversion

What is the result of 4 × (─5)?

• ─20

• 20

• 0

• 5