VM: Multiplying by 4

​VM: Multiplying by 4

Review: Multiplying by 2​

Review: Multiplying by 2

​Small Digits: 0, 1, 2, 3, 4

​0 x 2 = 0

1 x 2 = 2

2 x 2 = 4

3 x 2 = 6

4 x 2 = 8​

Doubling

​213 x 2 = 426

Review: Multiplying by 2

​Big Digits: 5, 6, 7, 8, 9

​5 x 2 = 10

6 x 2 = 12

7 x 2 = 14

8 x 2 = 16

9 x 2 = 18​

Doubling

​284 x 2 = 568

" Multiplying by 4 is the same as doubling the numbers twice."

​EXAMPLE 1: 12 x 4 =

​12 x 2 = 24

24 x 2 = 48

​EXAMPLE 2: 24 x 4 =

​24 x 2 = 48

48 x 2 = 96

Multiple Choice

$$13\ \times\ 4\ =$$  

• 52

• 26

• 42

• 16

Multiple Choice

$$31\ \times\ 4\ =$$  

• 62

• 82

• 124

• 164

Multiple Choice

$$42\ \times\ 4\ =$$  

• 124

• 84

• 168

• 64

Multiple Choice

$$17\ \times4\ =$$  

• 34

• 68

• 24

• 48

Multiple Choice

$$63\ \times4\ =$$  

• 126

• 146

• 252

• 292