-3 + (-5) =

Zach drew the following model to represent an equation. What equation is being modeled?

Which equation is not true?

3(-2) =

Mark is playing a math game. He chooses three cards. The value of each of his cards is shown. What is the sum of the values of Mark's three cards?

The circles in the model represent positive and negative units. Which equation is true based on the model?

What equation is shown on the numberline?

Simplify the expression –15 – (–12).

Maci had $400 in her bank account. She withdrew $120 and five days later received $80 for her birthday and deposited that into her bank account. How much money does she have in her bank account today? 400 - 120 + 80 =

-7 - 2 =

Hailey created a model using a number line to represent an equation. Which equation is represented by the model?

The circles in the model represent positive and negative units. Which equation is true based on the model?

Sebastian has $275 in his bank account. He deposits $80 into his account on Tuesday, and then withdrew $110 from his account on Thursday. How much money is left in Sebastian's account?