Lesson 3 Add and Subtract Whole Numbers

Front

What is addition?

Back

Addition is the process of finding the total or sum by combining two or more numbers.

Front

What is subtraction?

Back

Subtraction is the process of finding the difference between two numbers by taking one number away from another.

Front

465,871 + 23,049 = ?

Back

488,920

Front

How do you add whole numbers?

Back

To add whole numbers, align the numbers by their place values and add each column starting from the right.

Front

What is the sum of 1,146 and 1,225?

Back

$2,371

Front

5,962 + 199 = ?

Back

6,161

Front

What is the difference in subtraction?

Back

The difference is the result of subtracting one number from another.

Front

8,001 - 4,968 = ?

Back

3,033

Front

What is the process to subtract whole numbers?

Back

To subtract whole numbers, align the numbers by their place values and subtract each column starting from the right.

Front

9,168 - 122 = ?

Back

9,046