Lesson 3

Factors

Est. Class Sessions: 2

Daily Practice and Problems

Teacher Notes
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TIMS Bit

Use this DPP item to practice the multiplication facts for the 10s.

  1. 10 tiles
  2. 2 × 10 = 20
  3. 2 and 10

I. Factors

  1. John made a rectangle with 20 tiles. There were 2 rows. How many tiles were there in each row?
  2. Write a multiplication number sentence for John's rectangle.
  3. What are the two factors of 20 shown by John's rectangle?