Adding 3 Two-Digit Numbers

Front

What is the sum of 25, 30, and 22?

Back

77

Front

What is the sum of 45, 20, and 24?

Back

89

Front

What is the sum of 65, 70, and 61?

Back

196

Front

What is the sum of 50, 30, and 20?

Back

100

Front

What is the sum of 50, 40, and 54?

Back

144

Front

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

Back

Add the first two numbers together.

Front

What do you do if the sum of the first two numbers is a two-digit number?

Back

You can add the third number directly to that sum.

Front

What do you do if the sum of the first two numbers is a three-digit number?

Back

You can break it down into hundreds, tens, and units to add the third number.

Front

What is a two-digit number?

Back

A number that has two digits, ranging from 10 to 99.

Front

What is the importance of place value in addition?

Back

Place value helps us align numbers correctly to add them accurately.