Application 11. 12
Application Exercise 11.1: Standard Algorithms for Addition and Subtraction Apply your understanding of the learning from this chapter. When finished, submit your answers. Watch this diagnostic interview of Hally and apply your understanding of invented strategies versus the standard algorithm. Click the link to watch the video and then answer the accompanying questions. Hally 1000 – 4, 1000 – 1 https://mediaplayer.pearsoncmg.com/assets/0156_iPad Question Part 1 Explain what Hally is demonstrating in the first part of the interview when she is subtracting with zeros. Part 2 The interviewer asked Hally if she could solve 1000 minus 1 a different way and she said, “I don’t know.” Based on what you have learned about invented strategies, what method would have been effective for her to use with these subtraction problems. Part 3 In the second part of the interview, Hally is adding using the procedural addition algorithm. Explain what she is demonstrating about her knowledge of place value. Part 4 Hally added 286 + 149 with the standard algorithm. What invented strategies would be beneficial for her to use with this type of problem? Application Exercise 12.1: Invented Strategies for Multiplication Apply your understanding of the learning from this chapter. When finished, submit your answers. Watch this class discussion involving a variety of student strategies for solving 251times12. Click the link to watch the video and then answer the accompanying questions. Mental Multiplication, 2nd Grade https://mediaplayer.pearsoncmg.com/assets/_video.true/imap-0521 Question content area bottom Part 1 How do the teacher’s questions encourage students to share their thinking? Part 2 Based on the chapter, explain what strategies the children using to solve the multiplication problem. Part 3 Why do you think the teacher asks students how the strategies are different and how they are the same? Question content area top Part 1 Application Exercise 12.2: Invented Strategies for Multiplication Apply your understanding of the learning from this chapter. When finished, submit your answers. Watch this diagnostic interview of Brooke and listen to her description of an invented multiplication strategy. Click the link to watch the video and then answer the accompanying questions. Brooke 12 x 15opens in a new tab Question content Part 1 Explain what Brooke used as her guide to multiply 12times15. Part 2 What multiplication strategy is Brooke applying to this problem? Part 3 What does Brooke’s approach tell you about her multiplication skills?
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