three digit addition and subtraction

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 - 234.

Front

What is the sum of 538 and 291?

Back

The sum of 538 and 291 is 829.

Front

What is the difference between 927 and 473?

Back

The difference between 927 and 473 is 454.

Front

What is 719 - 284?

Back

719 - 284 = 435.

Front

What is 246 + 553?

Back

246 + 553 = 799.

Front

What is 756 + 122?

Back

756 + 122 = 878.

Front

What does 'carry over' mean in addition?

Back

'Carry over' means to move a value from one column to the next when the sum exceeds 9.

Front

What is a place value?

Back

Place value is the value of a digit based on its position in a number, such as hundreds, tens, or ones.

Front

How do you check your subtraction?

Back

You can check subtraction by adding the difference to the smaller number to see if it equals the larger number.