Multi-Digit Addition and Subtraction

Front

What is multi-digit addition?

Back

Multi-digit addition is the process of adding numbers that have more than one digit, such as 34 + 27.

Front

What is multi-digit subtraction?

Back

Multi-digit subtraction is the process of subtracting numbers that have more than one digit, such as 510 - 54.

Front

What is the sum of 74 and 27?

Back

101

Front

What is the difference when you subtract 6 from 49?

Back

43

Front

What is 500 minus 290?

Back

210

Front

What is 68 minus 34?

Back

34

Front

How do you carry over in addition?

Back

When the sum of a column exceeds 9, you carry over the extra value to the next column.

Front

How do you borrow in subtraction?

Back

When the top digit is smaller than the bottom digit, you borrow 1 from the next column to make it larger.

Front

What is the first step in solving a multi-digit addition problem?

Back

Align the numbers by their place values (ones, tens, hundreds) before adding.

Front

What is the first step in solving a multi-digit subtraction problem?

Back

Align the numbers by their place values (ones, tens, hundreds) before subtracting.