Unit 1, Lesson 12# Using Place Value to Add and Subtract Three-Digit Numbers

North Carolina Department of Public Instruction 58 min(s)

By the end of the lesson students will be able to write an equation to accurately represent a problem. Accurately solve 3-digit addition and subtraction story problems. Communicate their strategies used while adding and subtracting 3-digit numbers. Use place value understanding and properties of operations to add and subtract. There are two activity sheets to use with students. Model this counting on a number line by having students tell you what to label.