Mental Math: Add Hundreds - Reteach 21.1
Build mental math skills and solid number sense with this worksheet. The class is asked to think of 200+500 as 2+5. There is a review and 6 problems to solve. 3+4!, I can do that in my head!
2nd - 3rd Math 3 Views 14 Downloads
Ten-Frames – A Games Approach to Number Sense
"How can you help students visualize numbers in a way that is compatible with our base-ten number system?" The answer is simple: use ten-frames. Whether they're being used as a part of classroom routines or as instructional tools, this...
K - 3rd Math CCSS: Adaptable
Third Grade Assessments and Scoring Checklists, Common Core State Standards
How are your learners doing with place value? Track their skill levels with a set of math assessments. The packet includes worksheets to hand out to your class, scoring checklists, a calendar for implementation, and instructions for use...
3rd Math CCSS: Designed