During the next few weeks, our math class will be learning about multiplying by 1-digit whole numbers. We will investigate strategies for multiplying 2-, 3-, and 4- digit numbers by the numbers 2-9.
Important Chapter Vocabulary
1. Distributive Property; The property that states that multiplying a sum by a number is the same as multiplying each addend by the number and then adding the products.
2. Partial Products; A method of multiplying in which the ones, tens, hundreds, and so on are multiplied separately and then the products are added together.
Multiplying by tens, hundreds, thousands
7 x 4 = 28
7 x 40 = 280
7 x 400 = 2800
7 x 4000 = 28,000