Addition and Subtraction

Front

What is the result of subtracting a smaller number from a larger number?

Back

The result is called the difference.

Front

What is the sum of two numbers?

Back

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

Front

How do you perform subtraction with multi-digit numbers?

Back

Align the numbers by their rightmost digits and subtract each column, borrowing if necessary.

Front

What is the process of adding large numbers together?

Back

Align the numbers by their rightmost digits and add each column, carrying over if necessary.

Front

What is the difference between addition and subtraction?

Back

Addition combines numbers to get a total, while subtraction finds the difference between numbers.

Front

What is the term for the number being subtracted in a subtraction problem?

Back

The term is called the subtrahend.

Front

What is the term for the number that is being added in an addition problem?

Back

The term is called the addend.

Front

What is the result of 100 - 25?

Back

The result is 75.

Front

What is the result of 150 + 250?

Back

The result is 400.

Front

How do you check your work after performing addition?

Back

You can check your work by performing the inverse operation, which is subtraction.