Multiplying and Dividing Decimals

When dividing with decimals, if the divisor (on the outside) has a decimal you-

• ignore all decimals and divide like normal

• "Slide & Slide"

• count place value and move that many to left

• "Raise the Roof"

When multiplying with decimals, you -

• line up the decimals

• "Raise the roof"

• "Slide & Slide"

• bump out the decimals, multiply, & bump them back in

When multiplying a decimal by ten you move the decimal to the ____________.

• left

• right

What is 10 x 1.31?

• 1.31

• 13.1

• 131.0

When dividing a decimal by ten you move the decimal to the ____________ ?

• left

• right

4.87 x 9.87

• 48.0669

• 49.0866

• 50.8762

• 38.0593

7.86 x 8.90

• 89.503

• 58.902

• 54.398

• 69.954

5.60 divided by 5.60

• 9

• 5

• 7

• 1

7.68 divided by 2

• 5.28

• 3.84

• 7.48

• 3.754