Multiplying and dividing decimal numbers

Multiplication 4.

• 3.28

• 32.8

• .328

• 328

19.96 ÷ 2

• 99.8
• 89.9
• 9.98
• 8.99

Solve.

 $11.25\div0.4$  

•  $28.125$  
  

•  $25.128$  
  

•  $2.5128$  
  

•  $2.8125$  
  

 $5.6\div0.8=$  

• 7

• 0.7

• 70

• 0.07

64.65 ÷ 0.001

• 64,650
• 0.6465
• 0.06465
• 646,500

Which Equation matches the model? 

• .4 x .2 = 0.8
• 0.6 x 0.1 = 0.06
• 0.2 x 0.4 = 0.8
• 0.2 x 0.4 = 0.08

5.2 ÷ 0.2 =

• 26

• 2.6

• 26.6

• 45
• 450
• 4.5
• 0.45

92.37 ÷ 0.5

• 184.74

• 18.474

• 1847

• 0.005

When you move the decimal in the divisor, what happens in the dividend?

• You raise the decimal straight up
• Nothing
• You put a zero in the front
• The decimal moves the same amount in the dividend that it moved in the divisor.