Double Digit Addition

Front

What is double digit addition?

Back

Double digit addition is the process of adding two numbers that each have two digits, such as 21 + 34.

Front

What is the sum of 21 and 44?

Back

65

Front

What is 10 + 23?

Back

33

Front

What is the sum of 26 and 19?

Back

45

Front

What is 34 + 7?

Back

41

Front

How do you add two double digit numbers?

Back

Line up the numbers by place value (tens and ones) and add each column starting from the right.

Front

What do you do if the sum of the ones column is 10 or more?

Back

You carry over 1 to the tens column.

Front

What is the value of the tens place in the number 34?

Back

3

Front

What is the value of the ones place in the number 34?

Back

4

Front

If you have 40 and add 5, what do you get?

Back

45