Double Digit Addition and Subtraction

Front

What is the sum of 25 and 26?

Back

51

Front

What is the sum of 55 and 67?

Back

122

Front

If Desmond has 24 pencils and gives Darrius 11, how many pencils does Desmond have left?

Back

13

Front

What is 52 plus 12?

Back

64

Front

What is the difference when you subtract 11 from 24?

Back

13

Front

What is the process of adding two numbers called?

Back

Addition

Front

What is the process of finding the difference between two numbers called?

Back

Subtraction

Front

What is the result of adding two double-digit numbers?

Back

A double-digit or triple-digit number, depending on the sum.

Front

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

Back

A non-negative number, which can be a single or double-digit number.

Front

How do you check your addition?

Back

By performing the inverse operation, which is subtraction.