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By McGraw-Hill Professional
Updated on Sep 21, 2011

In mathematics, addition, subtraction, multiplication, and division are called operations . The numbers being added are called addends . The total is called the sum.

To add two or more numbers, first write them in a column, and then add the digits in the columns from right to left. If the sum of the digits in any column is 10 or more, write the ones digit and carry the tens digit to the next column and add it to the numbers in that column .

Example

Add 24 + 185 + 3,625 + 9.

Solution

Math Note: To check addition, add from the bottom to the top.

Addition of Whole Numbers Practice Problems

Practice

1. 43 + 271 + 16

2. 523 + 8,312 + 53

3. 6,275,341 + 379,643

4. 263 + 62,971 + 56 + 483

5. 3,741 + 60 + 135 + 23,685

1. 330

2. 8,888

3. 6,654,984

4. 63,773

5. 27,621

More practice problems for these concepts can be found at: Whole Numbers Practice Test.

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