Three-Digit Addition

Front

What is three-digit addition?

Back

Three-digit addition is the process of adding numbers that have three digits, such as 504 or 221.

Front

What is the sum of 504 + 134?

Back

638

Front

What is the sum of 404 + 404?

Back

808

Front

What is the sum of 221 + 256?

Back

477

Front

What is the sum of 502 + 505?

Back

1,007

Front

What is the sum of 487 + 111?

Back

598

Front

How do you add three-digit numbers?

Back

Align the numbers by place value (hundreds, tens, ones) and add each column starting from the right.

Front

What is a carry in addition?

Back

A carry occurs when the sum of a column exceeds 9, and you move the extra value to the next column.

Front

What is the place value of 5 in the number 504?

Back

The place value of 5 in 504 is 500.

Front

What is the place value of 2 in the number 221?

Back

The place value of 2 in 221 is 20.