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In this math learning exercise, learners complete 5 subtraction squares where 2 digit numbers are subtracted across and down. There is borrowing on the page; students may need to rewrite problems elsewhere.
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A Five Day Approach to Using Technology and Manipulatives to Explore Area and Perimeter
Young mathematicians build an understanding of area and perimeter with their own two hands in a series of interactive geometry lessons. Through the use of different math manipulatives, children investigate the properties of rectangles,...
3rd - 6th Math CCSS: Adaptable
Frame Yourself: Area and Perimeter
Elementary schoolers are arranged in pairs and view the video Math Works: Measurement: The Difference Between Perimeter and Area. They discuss any prior knowledge they have of the term perimeter and then brainstorm together what the...
2nd - 4th Math CCSS: Adaptable
Cover the Area of a Shape Using Square Units
This is the first of a series of four lessons designed to examine and understand the concept of area. A review of area starts the lesson, along with a discussion of different attributes that can describe a rectangle. The term square unit...
3 mins 2nd - 4th Math CCSS: Designed