Adding Integers with Models

Front

Which addition equation matches the problem modeled below? (Yellow is positive and Red is negative)

Back

2 + -4 = -2

Front

What is a zero pair?

Back

One negative, one positive

Front

Back

3

Front

Expressions representing the 2-color counters shown in the image:

-4 + 5

,

4 + (-5)

,

-4 + (-5)

,

-5 + 4

Back

4 + (-5)

Front

Which number is an example of an integer? Options: 1/8, .39, -7, 8.3

Back

-7

Front

When adding negative numbers on a number line, you move to the ____________.

Back

Left

Front

Zero pair

Back

A pair of numbers whose sum is zero

Front

What do we call a number less than zero?

Back

negative number

Front

What is true about opposites?

Back

They are the same distance away from zero.

Front

Which problem can this represent if yellow is positive? Options:

5 + -2 = -3

,

-5 + 2 = 7

,

5 + -2 = 3

Back

5 + -2 = 3