FrankenLine Number Line Math Centers (Grades Students use a number line to practice adding and subtracting and more!

Models & Strategies for Two-Digit Addition & Subtraction. "Models and Strategies for Two-Digit Addition and Subtraction help students make sense of complicated problems.

Two-Digit Addition Task Cards, Assessments, Activities & Games includes practice activities to help your students solidify their understanding of how to add two-digit numbers using multiple strategies. Do your students struggle with two-digit addition?

Kindergarten Common Core Solving Math Problem Strategy Posters for the Classroom. Could use in my grade math!

Classroom Freebies: First Grade CCSS Math Magic. I already printed grade 1 set 1 for the first 9 weeks

Math Coach's Corner: Open Number Line Addition. Students have to be able to think flexibly about numbers, understand place value, and decompose numbers.

Math Coach's Corner: anchor charts adding on an open number line