Multiply and divide decimals

Multiply and divide decimals

Multiply

• Do not line up the decimals!

• Multiply as regular numbers

• Count total number of decimal places

• Place decimal in answer

4.3 x 8.11

0.62 x 1.323

Multiple Choice

0.4x0.9

• 0.36
• 3.6
• 0.036
• 7.2

Multiple Choice

Find the product. 
2.6 x 0.8 =

• 20.8
• 16.8
• 1.68
• 2.08

Multiple Choice

3.57 x 4.6

• 3.570
• 13.882
• 16.422
• 164.22

Dividing Decimals

• Move the decimal for the front number to become a whole number

• Move the decimal for the inside number the same amount of places

• Place the decimal above where it is

• Divide as usual

-3.6 divided by 0.06

4.26 divided by 0.5

132.11 divided by 1.1

Multiple Choice

3.69 ÷ 0.9

• 4.1
• 4.3
• 3.1
• 4.2

Multiple Choice

30 ÷ 0.8 = _____

• 375
• 3.75
• 37.5
• .375

Multiple Choice

What is 45.6 divided by 0.4?

• 114
• 11.4
• 0.114
• 1.14