Write a positive or negative number to represent each change in the high temperature.
Tuesday’s high temperature was 4 degrees less than Monday’s high temperature.
Write a positive or negative number to represent each change in the high temperature.
Wednesday’s high temperature was 3.5 degrees less than Tuesday’s high temperature.
Write a positive or negative number to represent each change in the high temperature.
Thursday’s high temperature was 6.5 degrees more than Wednesday’s high temperature.
Write a positive or negative number to represent each change in the high temperature.
Friday’s high temperature was 2 degrees less than Thursday’s high temperature.
Decide which of the following quantities can be represented by a positive number and which can be represented by a negative number.
Tyler’s puppy gained 5 pounds.
Decide which of the following quantities can be represented by a positive number and which can be represented by a negative number.
The aquarium leaked 2 gallons of water.
Decide which of the following quantities can be represented by a positive number and which can be represented by a negative number.
Andre received a gift of $10.
Decide which of the following quantities can be represented by a positive number and which can be represented by a negative number.
Kiran gave a gift of $10.
Decide which of the following quantities can be represented by a positive number and which can be represented by a negative number.
A climber descended 550 feet.
Make up a situation where a quantity is changing.
Explain what it means to have a negative change.
Explain what it means to have a positive change.
Give an example of each.
On the number line, label the points that are 4 units away from 0.
If you fold the number line so that a vertical crease goes through 0, the points you label would match up. Explain why this happens.
On the number line, label the points that are 5/2 units from 0. What is the distance between these points?
Evaluate the expression:
Evaluate the expression:
Evaluate the expression:
Evaluate the expression:
Evaluate the expression:
Evaluate the expression: