In this book, Steve Chinn carefully explains how the key skills of addition and subtraction can be used to calculate multiples or parts of a number. Clear examples illustrate his ideas and methodology. This book is suitable for parents, teachers or students.
What to do when you can’t Multiply And Divide
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In this book, Steve Chinn carefully explains how the key skills of addition and subtraction can be used to calculate multiples or parts of a number. Clear examples illustrate his ideas and methodology. This book is suitable for parents, teachers or students.
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