Lesson 4

Big Base-Ten Pieces

Est. Class Sessions: 3

Daily Practice and Problems

Teacher Notes
X

TIMS Task

Use DPP item J to practice the division facts for the 5s.

  1. Median is 2 books
  2. Mean is 15 ÷ 5 = 3 books

J. Reading Records

The students in Mrs. Dewey's class keep a weekly record of the books they read. Here is Lee Yah's record for the first five weeks.



  1. Find the median number of books she read during the 5 weeks.
  2. Find the mean.