2-3 Digit Addition and Subtraction

Front

What is addition?

Back

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

Front

What is subtraction?

Back

Subtraction is the process of taking one number away from another.

Front

What is the sum of 684 and 35?

Back

719

Front

What is the sum of 409 and 78?

Back

487

Front

What is the sum of 276 and 511?

Back

787

Front

If Mrs. Blum has 45 paintbrushes and gives away 16, how many does she have left?

Back

29

Front

What is the total number of students at Rescue Elementary and Jackson Elementary if there are 555 and 466 students respectively?

Back

1021

Front

What is a two-digit number?

Back

A two-digit number is a number that has two places, such as 10 to 99.

Front

What is a three-digit number?

Back

A three-digit number is a number that has three places, such as 100 to 999.

Front

How do you add two-digit numbers?

Back

Align the numbers by place value and add each column starting from the right.