LESSON 3 Workshop: Multiplication Methods

Multiplying by Multiples of Ten

Self-Check: Questions 1–2

1. Jimmy has 40 packs of trading cards. Each pack has 40 trading cards. How many trading cards does Jimmy have?
2. Jacob explained how he knows 40 40 = 1600.
   
   Use Jacob's method to solve 600 50.

Use the Self-Check Questions and the menu to choose practice with multiplying by
multiples of ten.

3. The school store has a box of new pencils. There are 10 pencils in a bundle and 20 bundles in the box. How many pencils are in the box?