Evaluating Expressions (Positive and Negative Integers)

-3+6+(-4)

• -1

• 1

• 13

• -9

Rewrite using KCO

7-(-4)

• 7+4

• 7+(-4)

• -7+4

Evaluate

-7-(-4)

• 3

• -3

• 11

• -11

Evaluate

4-6

• 10

• -10

• 2

• -2

Which expression is modeled with these counters?

• -3+1

• 3-1

• -3-(-1)

• 3-(-1)

The distance between a number and zero.

• Opposites

• Reflections

• Absolute Value

• Integers

This symbol means

• Opposites

• Positive Integers

• Absolute Value

• Negative Integers

The group of positive and negative whole numbers, including zero.

• Integers

• Positive Integers

• Negative Integers

• Opposites

Express an integer: a debt of $50

• 50

• -50

What is the opposite of 10? 

• 10

• -10

• 0

• 20