Number Families

The video tutorial introduces the concept of number families using a shopping scenario. It explains how a group of three numbers can form a number family if the sum of the two smaller numbers equals the largest number. The tutorial provides examples using price tags and demonstrates both addition and subtraction facts. It also shows how to identify groups that do not form number families.

What are the three numbers mentioned on the price tag of the shoulder bag?

Explain how the numbers 2 and 3 relate to the number 5 in the context of addition.

What is the result of subtracting 2 from 5?

Describe the relationship between the numbers in a number family.

What are the numbers on the price tag of the dress?

How do you determine if three numbers form a number family?

What are the numbers on the price tag of the soft toy?