Lesson 3

Sharing Cookies

Est. Class Sessions: 2

Daily Practice and Problems

Teacher Notes
X

Groups and number sentences will vary. Ask students to share various solutions.Groups and number sentences will vary. Ask students to share various solutions.

  1. One possible solution: 12 + 8 = 20
  2. One possible solution: 3 + 9 + 8 = 20

H. More Parts and a Whole

  1. Group 20 cubes into two parts and write a number sentence that describes your cubes.




    2.  ______________________________

  2. Group 20 cubes into three parts. Write a number sentence.




    3.  ______________________________