THE NEWARK PUBLIC SCHOOLS THE OFFICE OF MATHEMATICS Grade 3 Measurement and Data 3.MD.7a-d Student Pages 2012 COMMON CORE STATE STANDARDS ALIGNED MODULES
Grade 3 - Lesson 1 Assessment Task Imagine that each square in the picture measures one centimeter on each side. What is the area of each shape? Try to work it out without counting each square individually. 1. 2. Decompose the object below in to rectangles to find the area of the entire object. 3. Decompose the object below in to rectangles to find the area of the entire object. Journal Question Is a square a rectangle? Why or why not? Page 2 of 21
Grade 3 - Lesson 1 Assessment Task Decompose the object below in to rectangles to find the area of the entire object. 4. 5. Page 3 of 21
Grade 3 - Lesson 1 Guided Practice Name Date Finding Area Using Square Units Find the area of each figure. A quick hint is to rearrange the composition of each figure to make a shape you can work with. 1. Square units 2. Square units 3. Square units 4. Square units 5. Square units 6. Square units 7. Square units 8. Square units 9. Square units Page 4 of 21
10. Tonya built this rectangular model using 39 tiles. List two number sentences this model represents. Tonya found one more tile. Draw a new rectangular model using all of Tonya s tiles. List two multiplication number sentences this new model represents. Page 5 of 21
Grade 3 - Lesson 1 Homework Name Date Area of Unusual Shapes with Square Units Find the area of each figure. A quick hint is to rearrange the composition of each figure to make a shape you can work with. 2. Square units 1. Square units 3. Square units 4. Square units 5. Square units 6. Square units 7. Square units 8. Square units 9. Square units Page 6 of 21
10. Amanda wants to cover the top of her doll s table with colored paper. The top of the table is shown below. How many square centimeters of paper does Amanda need if each square equals 1 square centimeters? Page 7 of 21
Grade 3 - Lesson 2 Assessment Task Below is a floor plan for a kitchen. How many square foot titles will he need to cover the floor? 10 ft 5 ft Journal Question How would you explain how to find area to a second grader? Page 8 of 21
Grade 3 - Lesson 2 Guided Practice Name Date Area 1. Area = = units Square units 2 2. _cm Square 2 cm 3. _cm Square 2 cm 4. _ Square square ft ft. 5. What is the area of a rectangle with side length of 5 inches and a side width of 8 inches? Number sentence: 6. What is the area of a rectangle with the side length of 7 feet and a side width of 3 feet? Number sentence: Page 9 of 21
Grade 3 - Lesson 2 Homework Name Date 4 in. 2 in. 1. _square cm 2. _ square cm 3. _ square inches 4. _ square units 5. What is the area of a rectangle with side length of 6 meters and a side width of 7 meters? Number sentence: 6. What is the area of a rectangle with the side length of 5 feet and a side width of 2 feet? Number sentence: Page 10 of 21
Grade 3 - Lesson 3 Assessment Task Joe and John are installing windows in their new home. The first window is 5 by 3 and the second window is 5 by 5. They are placing the windows in the wall side-by-side so that there was no space between them. How much area will the two windows cover? 3ft 5ft 5ft Journal Question What do you think distributing has to do with the distributive property? Page 11 of 21
Grade 3 - Lesson 3 Guided Practice Name Date Directions: Without counting, show two ways of finding the area of each object. 1. 7in 2. 2 in 9 in 3 in 3. 7in Page 12 of 21
4. 2 in 11 in 5 in 5. 10in 6. 7. 2in 8. 10in Page 13 of 21
Grade 3 - Lesson 3 Homework Name Find the area. 1. Date 7in 2. 2 in 6 in 2 in 3. 7in 7in Page 14 of 21
4. 2 in 8 in 4 in 5. 8in 6. 7in 7. 2in 8. Page 15 of 21
Grade 3 - Lesson 4 Assessment Task A storage shed is pictured below. What is the total area? How could the figure be decomposed to help find the area? 10 m 5 m 15 m 6 m 6 m 5 m 5 m 10 m Journal Question How can decomposing diagrams help you answer multiplication problems? Page 16 of 21
Grade 3 - Lesson 4 Guided Practice Name Date Decompose the figure to find the area and then find the total area of the figures. 1. 5m 2m 3m 2. 4in 4in 3. 7in 4. 4in 4in Page 17 of 21
5. 6. 8in 4in 4in 7. 4in 4in 2in 8. 11in 10in 8in Page 18 of 21
Grade 3 - Lesson 4 Homework Name Date Decompose the figure to find the area and then find the total area of the figures. 1. Square m 5m 5m 6m 4m 2. Square m 7m 5m 6m 5m 3. 5m 5m Square m 8m 10m 4. 6m Square m 7m 8m 2m Page 19 of 21
5. Square m 7m 3m 6m 5m 6. 8m 4m 9m Square m 4m 7. Square m 4m 7m 7m 2m 8. 8m Square m 9m 10m 5m Page 20 of 21
Grade 3 - Lesson 5 Golden Task Name Date A New Jersey farmer is thinking of growing crops. Create a diagram that meets the farmer s needs. The farm has an area of 100 ft². The farmer has multiple pieces of land attached growing corn, potatoes, and carrots. Label the side lengths of all the pieces of land and write a multiplication equation for each piece of land. 1ft 1ft Journal Question Describe one thing that you know now that you didn t know before doing these tasks. Page 21 of 21