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I SUCCEED IN SOLVING PROBLEMS WITH ERASER END – with bar modeling No. 1

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From 2nd and 3rd grade

Objectives

The "I succeed in solving problems with Bout de Gomme" collection will allow you to train your students in regular problem-solving practice. Your students will progress naturally to acquire a solid and necessary foundation for problem-solving.

Inspired by the Singapore method, this workbook, divided into the concepts covered, will allow your students to practice problem-solving, with or without bar modeling.

Summary

Learning to use the bar chart

Finding the whole and a part of the whole

Finding the whole

Finding a part of the whole

Finding the whole or a part of the whole

Finding the final state

I take stock

Final state

Finding the whole or part of the whole

2-step additive problems

Finding the final state or one of the values

Data management: tables

I take stock

Finding the initial state: decrease

Finding the state initial: increase

Searching for the initial state: increase or decrease

2-step addition problems

Data management: tables and diagrams

I take stock

Comparison: how much more, how much less

Multiply: search for the whole

I take stock

Multiply: search for the all

Sharing: the value of a share

Grouping: the number of shares

Sharing and grouping

2-step addition problems

2-step mixed problems: +, -, x

Bonus at the end of the workbook: The problem race



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