Multiplying and Dividing with Negative Numbers

Calculate the total change in depth over the week if the depth changes from 2,366.74 ft to 2,354.63 ft.

• -12.11 ft

• -10.11 ft

• -11.11 ft

• -13.11 ft

What is the result of multiplying a positive number by a negative number?

• Positive

• Negative

• Zero

• Undefined

Which of the following division expressions will result in a negative quotient?

• -1/2 ÷ 4/5

• 4/5 ÷ -3

• -3 ÷ -1/2

• 1/2 ÷ 3

Which of the following is an example of using rational numbers to model a real-world problem?

• Calculating temperature changes

• Counting apples

• Measuring length

• Adding whole numbers.

Diego's score is 2/3 of Layla's score. If Layla's score is -1.5, what is Diego's score?

• -1

• -1.5

• -1

• -2

Fill in the blank: A negative rational number can be written as a fraction in ______ different forms.

• A) One

• B) Two

• C) Three

• D) Four

What is the result of multiplying the numerators -3, -2, and -5?

• 30

• -30

• 10

• -10

Consider this: You can multiply to find 3/4 of a quantity. What is 3/4 of -2?

• -1.5

• -1

• -2.5

• -3

Fill in the blank: If a is positive and b is negative, then the quotient a ÷ b is ____.

• positive

• negative

• zero

• undefined

Fill in the blank: Dividing zero by any non-zero number results in a ______.

• Positive

• Negative

• Zero

• Undefined