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Lesson 3: Fact Families

In Maths, a fact family can be defined as a group of number sentences created using the same set of numbers. The fact family shows the relationships between the three numbers involved. Watch the video below to help you understand it.

 

https://www.youtube.com/watch?v=LrYMhOAyOEk&t=34s

 

This is a very important skill as once you know this, it will help you with column method subtraction and even bus stop division!

 

 

Activity:

 

https://www.topmarks.co.uk/number-facts/number-fact-families

 

Using the game above, complete all the different fact families you can create from 3 numbers (remember, they have to be ones from the same fact family). An example would be:

 

I know:

6 x 7 = 42

 

So I also know:

7 x 6= 42

42 divided by 7 = 6

42 divided by 6 = 7

 

https://www.topmarks.co.uk/number-facts/number-fact-families  (Focus on the Multiplication and Divsiion)

 

 

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