Estimating Division Results

The video tutorial introduces the concept of estimating division results when the quotient is not a whole number. It uses examples like 17 divided by 2, 18 divided by 4, and 87 divided by 9 to demonstrate how to determine the range between two consecutive whole numbers. The tutorial also explains how to use inequalities to compare division results, emphasizing the importance of understanding division beyond whole numbers.

What is the range of whole numbers between which 17 divided by 2 falls?

• 9 and 10

• 8 and 9

• 7 and 8

• 10 and 11

Tags

CCSS.4.NBT.B.6

If 2 times 8 is 16 and 2 times 9 is 18, what can we infer about 17 divided by 2?

• It is between 9 and 10

• It is between 8 and 9

• It is exactly 9

• It is exactly 8

Tags

CCSS.4.NBT.B.6

What two whole numbers does 18 divided by 4 fall between?

• 6 and 7

• 5 and 6

• 4 and 5

• 3 and 4

Tags

CCSS.4.NBT.B.6

If 4 times 4 is 16 and 4 times 5 is 20, what does this tell us about 18 divided by 4?

• It is exactly 4

• It is exactly 5

• It is between 4 and 5

• It is between 5 and 6

Tags

CCSS.5.NBT.B.7

What is the estimated result of 18 divided by 4?

• 5.5

• 4.5

• 6.5

• 3.5

Tags

CCSS.5.NBT.B.7

How would you compare 87 divided by 9 to 10?

• Equal to 10

• Cannot be determined

• Greater than 10

• Less than 10

Tags

CCSS.4.NBT.B.6

If 90 divided by 9 is 10, what can we infer about 87 divided by 9?

• It is greater than 10

• It is equal to 10

• It is less than 10

• It is exactly 9

Tags

CCSS.5.NBT.B.7

Which of the following is a correct estimation for 87 divided by 9?

• 11.5

• 9.5

• 10.5

• 8.5

What is the purpose of estimating division results in this video?

• To find exact answers

• To understand the concept of division

• To memorize multiplication tables

• To get comfortable with non-whole number results

Tags

CCSS.3.OA.A.2

What is the main takeaway from the video regarding division?

• Division is not useful

• Division always results in whole numbers

• Division can result in non-whole numbers

• Division is only for whole numbers

Tags

CCSS.3.OA.A.2