This is a 12 day unit to teach 3rd Grade Common Core Math Standard 3.NBT.2- Addition and Subtraction Strategies. This unit includes almost everything you need to teach this standard. You only need to add dice and base 10 blocks. This unit focuses on using base 10 blocks, expanded form and using an open number line to add and subtract 2 three-digit numbers with sums to 1000. This unit includes:
-Lesson Plans for 12 days
-A Student Book with classwork for each day
-2 Student Quizzes
Base 10 Counting Mat
Print the lesson plans, copy student books and homework and teach! It's that simple! For more complete math units and other first, second and third grade units, look in my Teachers Pay Teachers store!