3.4.D.14 - Find Areas by Decomposing into Rectangles or Completing Composite Figures to Form Rectangles – Exit Ticket

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Mary draws an 8 cm by 6 cm rectangle on her grid paper.She shades a square with a side length of 4 cm inside her rectangle. What area of the rectangle is left unshaded?

From EngageNY.org of the New York State Education Department. Grade 3 Mathematics Module 4, Topic D, Lesson 14. Internet. Available from http://www.engageny.org/resource/grade-3-mathemati...; accessed 27/Oct/2015.