Fact Families and Basic Operations

The video tutorial introduces addition fact families within 10, using part-whole models to demonstrate how numbers can be added in different orders to achieve the same sum. It provides examples with numbers 3, 2, and 5, as well as 4, 5, and 9, showing how these numbers form a fact family. An interactive exercise is included for viewers to practice creating their own fact family, followed by a solution explanation.

What is the main concept introduced in the video?

• Division techniques

• Subtraction fact families

• Multiplication tables

• Addition fact families

What is the purpose of using a part-whole model?

• To practice subtraction

• To solve division problems

• To visualize addition fact families

• To memorize multiplication tables

What is the main focus of the video tutorial?

• Understanding subtraction

• Learning multiplication

• Exploring addition fact families

• Practicing division

In the first fact family example, which numbers are used?

• 8, 2, 10

• 3, 2, 5

• 4, 5, 9

• 6, 1, 7

How can the equation 3 + 2 = 5 be rearranged?

• 2 + 3 = 5

• All of the above

• 5 = 3 + 2

• 5 = 2 + 3

Which of the following is a correct fact family for 3, 2, and 5?

• 5 + 2 = 3

• 3 + 5 = 2

• 5 - 3 = 2

• 2 + 3 = 5

What is the sum of 4 and 5 in the second fact family example?

• 8

• 7

• 9

• 10

Which of the following is NOT a correct rearrangement of 4 + 5 = 9?

• 9 = 5 + 4

• 5 + 4 = 9

• 9 = 4 + 5

• 4 = 9 + 5

What is the result of flipping the equation 5 + 4 = 9?

• 4 + 5 = 9

• 9 = 5 + 4

• 9 = 4 + 5

• 5 = 9 + 4

What is the correct fact family for the numbers 4, 5, and 9?

• 4 + 5 = 9, 5 + 4 = 9, 9 = 5 + 4, 4 = 9 + 5

• 4 + 5 = 9, 5 + 4 = 9, 9 = 4 + 5, 9 = 5 + 4

• 4 + 5 = 9, 5 + 4 = 9, 9 = 5 + 4, 5 = 9 + 4

• 4 + 5 = 9, 5 + 4 = 9, 9 = 4 + 5, 4 = 5 + 9