Pre-Algebra

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Topic 1—Numbers

Lesson 1-4 Adding Whole Numbers

When you complete your assignments for this lesson, you should be able to:

Identify the addends and sums of any addition operation.
Demonstrate the procedure for adding whole numbers in the vertical form.
Demonstrate the procedure for adding whole numbers in the horizontal, or sentence, form.
Demonstrate how to align like decimal place values when adding two ore more whole numbers.
Explain and demonstrate the process of carrying.
Demonstrate your ability to add columns of whole numbers.
Demonstrate your ability to perform whole-number addition problems with a calculator.

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Video #4. Meanings and Models for Operations: The material in this video actually covers much more than the content of our lesson on Adding Whole Numbers. It is an important resource that you should view and review any number of times throughout the lessons on whole numbers and integers.

Do these assignments:

Assignment	GO	Description
1-4.1		Read about Adding Whole Numbers in your free online textbook.
1-4.2		Work on the Endless Examples & Exercises^TM activity, Adding Whole Numbers.
1-4.3		Work on the Endless Examples & Exercises^TM activity, Adding Columns of Whole Numbers..
1-4.4		Complete the reading and hands-on assignments for Adding Whole Numbers in your free online calculator manual.
1-4.5		Review the reading assignment for this lesson.
1-4.6		Complete the written exam for this lesson. Print the exam. The first page is the actual exam, and the second is the answer key.

Use this search box to learn more on your own about the terminology, principles, and procedures introduced in this lesson.