Double Digit Addition and Subtraction

Front

What is double digit addition?

Back

Double digit addition is the process of adding two numbers that each have two digits, such as 34 + 23.

Front

What is double digit subtraction?

Back

Double digit subtraction is the process of subtracting one two-digit number from another, such as 87 - 11.

Front

34 + 23 = ?

Back

57

Front

43 + 52 = ?

Back

95

Front

34 + 65 = ?

Back

99

Front

47 - 20 = ?

Back

27

Front

87 - 11 = ?

Back

76

Front

What do you do when adding double digits?

Back

When adding double digits, you add the tens place first and then the ones place.

Front

What do you do when subtracting double digits?

Back

When subtracting double digits, you subtract the ones place first and then the tens place.

Front

What is a tens place in a double digit number?

Back

The tens place is the second digit from the right in a two-digit number, representing how many tens are in the number.