Modeling and Adding Integers with Counters

Front

What is an integer?

Back

An integer is a whole number that can be positive, negative, or zero.

Front

What does it mean to add integers?

Back

Adding integers involves combining positive and negative whole numbers to find a total.

Front

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

Back

The result depends on the absolute values; if the positive integer is larger, the result is positive, and if the negative integer is larger, the result is negative.

Front

What is the addition rule for two negative integers?

Back

When adding two negative integers, the result is also a negative integer.

Front

What is the addition rule for two positive integers?

Back

When adding two positive integers, the result is a positive integer.

Front

What is the result of -3 + -5?

Back

-3 + -5 = -8.

Front

What is the result of 4 + -2?

Back

4 + -2 = 2.

Front

How can counters be used to model integer addition?

Back

Counters can visually represent positive integers with one color and negative integers with another color, helping to illustrate the addition process.

Front

What does a deposit in a bank account represent in terms of integers?

Back

A deposit is represented by a positive integer.

Front

What does a withdrawal from a bank account represent in terms of integers?

Back

A withdrawal is represented by a negative integer.