Three-Digit Addition and Subtraction Flashcard

Front

What is three-digit addition?

Back

Three-digit addition is the process of adding numbers that have three digits, such as 123 + 456.

Front

What is three-digit subtraction?

Back

Three-digit subtraction is the process of subtracting one three-digit number from another, like 789 - 456.

Front

What is the sum of 379 and 802?

Back

1,181

Front

What is the sum of 720 and 726?

Back

1,446

Front

What is the difference when you subtract 368 from 551?

Back

183

Front

What is the difference when you subtract 104 from 165?

Back

61

Front

What is the difference when you subtract 147 from 871?

Back

724

Front

What do you call the result of an addition problem?

Back

The result of an addition problem is called the sum.

Front

What do you call the result of a subtraction problem?

Back

The result of a subtraction problem is called the difference.

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.