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, such as 789 - 234.

Front

What is the sum of 274 and 912?

Back

1,186

Front

What is the difference when you subtract 473 from 927?

Back

454

Front

What is the result of adding 418 and 702?

Back

1,120

Front

What do you get when you subtract 309 from 826?

Back

517

Front

What is the sum of 551 and 947?

Back

1,498

Front

How do you carry over in addition?

Back

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

Front

What is regrouping in subtraction?

Back

Regrouping is rearranging numbers to make subtraction easier, often by borrowing from the next column.

Front

What is the place value of 5 in 256?

Back

The place value of 5 in 256 is 50, as it is in the tens place.