Adding Integers with Counters

Front

What are Zero Pairs?

Back

When a positive and negative number cancel each other out.

Front

What number sentence is displayed: 2 + -4 ?

Back

2 + -4 = -2

Front

What number sentence is displayed: -6 + 5 ?

Back

-6 + 5 = -1

Front

What number sentence is displayed: -6 + -3 ?

Back

-6 + -3 = -9

Front

What number sentence is displayed: 2 + -5 ?

Back

2 + -5 = -3

Front

What is the result of adding a positive integer and a negative integer?

Back

The result depends on the larger absolute value; it can be positive, negative, or zero.

Front

What is the sum of two negative integers?

Back

The sum is always negative.

Front

What is the sum of two positive integers?

Back

The sum is always positive.

Front

How do you represent -3 + 3 using counters?

Back

You can use 3 red counters for -3 and 3 yellow counters for +3, which cancel each other out.

Front

What happens when you add zero to any integer?

Back

The integer remains unchanged.