Adding and subtracting whole numbers

Front

What is subtraction?

Back

Subtraction is the process of taking one number away from another. It shows how much is left after removing a part.

Front

What is addition?

Back

Addition is the process of combining two or more numbers to find their total or sum.

Front

What is the difference in subtraction?

Back

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

Front

What is the sum in addition?

Back

The sum is the result of adding two or more numbers together.

Front

How do you find the difference between 804 and 667?

Back

Subtract 667 from 804: 804 - 667 = 137.

Front

How do you find the sum of 14,926 and 3,832?

Back

Add 14,926 and 3,832: 14,926 + 3,832 = 18,758.

Front

What is a whole number?

Back

A whole number is a number without fractions or decimals. It can be zero or any positive number.

Front

What is the first step in solving a subtraction problem?

Back

Identify the larger number and the smaller number to determine which one to subtract from the other.

Front

What is the first step in solving an addition problem?

Back

Identify the numbers you need to add together.

Front

What does it mean to regroup in addition?

Back

Regrouping in addition means carrying over a value to the next column when the sum exceeds 10.