Young readers will use objects found in everyday life to support their learningof number sense and calculation. This book explains how a subtraction problemcan ... » 

Young readers will use objects found in everyday life to support their learningof number sense and calculation. This book explains how a subtraction problemcan be solved by counting back from the first number in a subtraction problem.Each subtraction problem in the book is followed by a stepbystep guide thatexplains how to solve the problem and is reinforced by a photograph thatillustrates the way the subtraction problem was solved. «