Lesson 4

Measure with Unusual Units

Est. Class Sessions: 3

Daily Practice and Problems

Teacher Notes
X

Use DPP item Q to practice the facts in Group C with sums to ten. Ask students to explain their strategies.

  1. 5 links
  2. 3 links
  3. Possible response:
    I compared the link lengths, 8 and 5, with cubes.


Ongoing Assessment

Use DPP item Q to assess students' abilities to solve comparison addition problems using counting strategies [E6].

Q. How Much Farther 2

  1. Chris's racer with new wheels rolled two links farther than with the old wheels. With the new wheels, it rolled seven links. How many links did it roll with the old wheels?
  2. Lee Yah's car rolled eight links. Her neighbor's car rolled five links. How much farther did Lee Yah's car roll?
  3. Show or tell how you solved Question 2.