Adding and Subtracting 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

How do you find the difference between two weights?

Back

To find the difference, subtract the lighter weight from the heavier weight.

Front

What is the sum of 2,300 and 1,675?

Back

3,975

Front

What is the result of 20,700 - 13,999?

Back

6,701

Front

What is the sum of 261,789 and 34,605?

Back

296,394

Front

How do you add multiple numbers together?

Back

Add the numbers in pairs or groups, starting from the leftmost digits.

Front

What is the difference between 7,845 and 509?

Back

7,336

Front

If you have 759 and add 26, what is the result?

Back

785

Front

What is the process to check your addition?

Back

Re-add the numbers or use subtraction to verify the result.