Unit Plan
Algebra2go: Subtraction Using an Abacus Problem Sets Unit Plan
Saddleback College

Algebra2go: Subtraction Using an Abacus Problem Sets

For Students 1st - 8th Standards
This resource has three problem sets to practice subtraction using Abacus worksheet. Select a problem set, then select a question. Fill in the blank with the correct answer for each problem. When you have answered all of the questions,...
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Lesson Plan
Better Lesson: Put Together or Take Away? Lesson Plan
Better Lesson

Better Lesson: Put Together or Take Away?

For Teachers 1st Standards
First graders learn the basics of 1.OA.1 by mixing addition and subtraction word problems from day 1. The focus question is: Put together or take away?
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