 Presentation on theme: "Everyday Math Grade 4 – Lesson 5.1 Multiply with Zeros Copyright © 2011 Kelly Mott."— Presentation transcript:

Lesson Components: Part 1: Math Boxes 5.1 Page 114Math Boxes 5.1 Page 114 Part 2: PowerPoint LessonPowerPoint Lesson Part 3: Math Journal Pages 112-113Math Journal Pages 112-113 Part 4: Additional Sheets Copyright © 2011 Kelly Mott

Math Boxes Lesson 5.1 Page 114

Today we’re going to teach you some tricks for multiplying with a zero. Multiply with Zero Copyright © 2011 Kelly Mott

When multiplying with one zero, try this: 1. Circle the zero 2. Multiply the fact 3. Add the zero in Example: Multiply with 1 Zero Copyright © 2011 Kelly Mott 2 x 30 = ___

60 x 5 Multiply with 1 Zero Copyright © 2011 Kelly Mott 40 x 3

70 x 9 Multiply with 1 Zero Copyright © 2011 Kelly Mott 20 x 8

Let’s Practice a Few: Multiply with 1 Zero Copyright © 2011 Kelly Mott 60 x 3 =3 x 90 = 2 x 20 =90 x 5 = 8 x 10 =40 x 7 = 70 x 5 =8 x 30 =

Part 2: Multiply with Two Zeros

When multiplying with two zeros, try this: 1. Circle the zeros 2. Multiply the fact 3. Add the 2 zeros in Example: Multiply with 1 Zero Copyright © 2011 Kelly Mott 20 x 30 = ___

70 x 20 Multiply with 1 Zero Copyright © 2011 Kelly Mott 30 x 50

600 x 4 Multiply with 1 Zero Copyright © 2011 Kelly Mott 200 x 8

900 x 3 Multiply with 1 Zero Copyright © 2011 Kelly Mott 50 x 80

Let’s Practice a Few: Multiply with 2 Zeros Copyright © 2011 Kelly Mott 60 x 30 =30 x 90 = 200 x 2 =90 x 50 = 80 x 10 =400 x 7 = 700 x 5 =8 x 300 =