Adding Three-Digit Numbers

Front

What is 509 + 134?

Back

643

Front

What is 490 + 320?

Back

810

Front

What is 176 + 134?

Back

310

Front

What is 545 + 327?

Back

872

Front

What is 518 + 336?

Back

854

Front

What do we call a number with three digits?

Back

A three-digit number is a number that has hundreds, tens, and units (e.g., 100 to 999).

Front

What is the value of the digit 5 in the number 543?

Back

In 543, the digit 5 is in the hundreds place, so it represents 500.

Front

What is carrying in addition?

Back

Carrying is when you move a value from one column to the next in addition when the sum exceeds 10.

Front

What is the sum of 200 + 300?

Back

500

Front

What is the first step in adding three-digit numbers?

Back

Align the numbers by their place values (hundreds, tens, units).