Adding 3 digit numbers

Front

What is addition?

Back

Addition is the process of finding the total or sum by combining two or more numbers.

Front

What is a 3-digit number?

Back

A 3-digit number is a number that has three places, ranging from 100 to 999.

Front

What does it mean to add 100 more?

Back

Adding 100 more means to increase a number by 100.

Front

What does it mean to add 100 less?

Back

Adding 100 less means to decrease a number by 100.

Front

What is the sum of 336 and 429?

Back

765

Front

What is the sum of 353 and 210?

Back

563

Front

What is the sum of 257 and 532?

Back

789

Front

What is 100 more than 271?

Back

371

Front

What is 100 less than 420?

Back

320

Front

How do you add 3-digit numbers?

Back

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