Lesson 05: Using Negative Numbers to Make Sense of Contexts | Unit 7: Rational Numbers

Multiple Choice

Write a positive or negative number to represent the change in the high temperature. Tuesday’s high temperature was 4 degrees less than Monday’s high temperature.

• -2
• 0
• 2
• -4

Multiple Choice

Write a positive or negative number to represent the change in the high temperature. Wednesday’s high temperature was 3.5 degrees less than Tuesday’s high temperature.

• 3.5
• -3.5
• -2.0
• 0

Multiple Choice

Write a positive or negative number to represent the change in the high temperature. Thursday’s high temperature was 6.5 degrees more than Wednesday’s high temperature.

• 5.5
• 7.0
• 6.5
• -6.5

Multiple Choice

Write a positive or negative number to represent the change in the high temperature. Friday’s high temperature was 2 degrees less than Thursday’s high temperature.

• -2
• -1
• 2
• 0

Multiple Choice

Decide whether the quantity 'Tyler’s puppy gained 5 pounds' can be represented by a positive number or by a negative number. Give an example of a quantity with the opposite sign in the same situation.

• Positive number (5) for weight gain; negative number (-5) for weight loss.
• Negative number (0) for weight gain
• Positive number (10) for weight loss
• Negative number (-3) for weight gain

Multiple Choice

Decide whether the quantity 'The aquarium leaked 2 gallons of water' can be represented by a positive number or by a negative number. Give an example of a quantity with the opposite sign in the same situation.

• Negative number
• The aquarium gained 2 gallons of water
• Zero gallons of water
• Positive number

Multiple Choice

Decide whether the quantity 'Andre received a gift of $10' can be represented by a positive number or by a negative number. Give an example of a quantity with the opposite sign in the same situation.

• $0 gift
• $5 gift
• -$5 loss
• Positive number: +10; Negative number example: -10 (loss)

Multiple Choice

Decide whether the quantity 'Kiran gave a gift of $10' can be represented by a positive number or by a negative number. Give an example of a quantity with the opposite sign in the same situation.

• Positive number (+5) for giving; negative number (-5) for receiving.
• Positive number (+10) for receiving; negative number (-10) for giving.
• Positive number (+10) for giving; negative number (-10) for receiving.
• Positive number (+20) for giving; negative number (-20) for receiving.

Multiple Choice

Decide whether the quantity 'A climber descended 550 feet' can be represented by a positive number or by a negative number. Give an example of a quantity with the opposite sign in the same situation.

• A negative number can represent 'A climber descended 550 feet'.
• A climber descended 550 feet can only be represented by zero.
• A climber ascended 550 feet can be represented by a negative number.
• A positive number can represent 'A climber descended 550 feet'.

Open Ended

Make up a situation where a quantity is changing. Explain what it means to have a negative change.