Addition and Subtraction Review

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

What do we call the result of an addition problem?

Back

The result of an addition problem is called the sum.

Front

What do we call the result of a subtraction problem?

Back

The result of a subtraction problem is called the difference.

Front

How do you check your subtraction answer?

Back

You can check your subtraction answer by adding the difference to the smaller number to see if it equals the larger number.

Front

What is place value?

Back

Place value is the value of a digit based on its position in a number.

Front

What is the ones place?

Back

The ones place is the first position to the right in a number, representing single units.

Front

What is the tens place?

Back

The tens place is the second position to the right in a number, representing groups of ten.

Front

What is the hundreds place?

Back

The hundreds place is the third position to the right in a number, representing groups of one hundred.

Front

What is the thousands place?

Back

The thousands place is the fourth position to the right in a number, representing groups of one thousand.