Second activity grade 6°

1 .Write down the elements of : 



AUB  ={

A ∩ B ={

A - B= {

B- A = {


2. Write    =  Belong  /  doesn´t Belong

1. a________________________ to group   B      2.   c_________________________to group A

3. e________________________ to group B        4.   h_________________________ to group B


3.I have a group of friends they play:

Soccer:    150                     Basketball   200                    soccer and basketball:   50


Do the intersection in Venns diagram 

how many friends does he  have ?