Common Core Alignment

CCSS.Math.Content.3.NBT.2 - Fluently add and subtract within 1000 using strategies and algorithms based on place value, properties of operations, and/or the relationship between addition and subtraction.

5: Math

Unit 2: Place Value
Lesson 5: Adding Four-Digit Numbers
Lesson 6: Subtracting Four-Digit Numbers
Lesson 7: Unit Test
Final Project: Place Value Board Game