Dividing Decimals with Whole Numbers

This video tutorial by Mr. Math Blog teaches how to divide decimals by whole numbers using models. It covers the use of decimal models and base 10 blocks to visually represent division problems. The tutorial includes practical examples, such as dividing the perimeter of a garden and distributing money over days, to illustrate the concepts. The video emphasizes understanding through visual aids and provides step-by-step guidance to solve division problems effectively.

What is the essential question of this lesson?

• How can we multiply decimals by whole numbers?

• How can we subtract whole numbers from decimals?

• How can we use a model to divide decimals by whole numbers?

• How can we add decimals to whole numbers?

What is the perimeter of Danielle's garden?

• 2.4 meters

• 3.6 meters

• 1.2 meters

• 4.8 meters

How many equal sides does a square have?

• 2

• 3

• 4

• 5

How many tenths are there in 2.4?

• 10

• 20

• 24

• 30

What is the length of each side of Danielle's garden?

• 0.7 meters

• 0.6 meters

• 0.5 meters

• 0.4 meters

Why do we need to cut the model in Step C?

• To share the two whole parts among four groups

• To make it easier to color

• To remove the decimal points

• To add more parts to the model

If the perimeter were 4.8 meters, how many whole parts would we have?

• 2

• 5

• 3

• 4

What does a flat represent in base 10 blocks?

• 10

• 1

• 1/100

• 1/10

How many hundredths are there in 3.21?

• 321

• 21

• 31

• 210

How much will Thomas spend each day if he has $3.21 to spend equally among three days?

• $1.05

• $1.07

• $1.10

• $1.15