Operations on sets union of sets activity 1

Contents

Activity - UNION of sets

Estimated Time :- 30 mins

Materials required :-flash cards

Prerequisites/Instructions, if any

Multimedia resources

Website interactives/ links/ simulations/ Geogebra Applets

Process

  1. group 1 :- Ask the students to group the numbers which are multipliers of 3
  2. group 2 :- ask the students to group the even numbers.
  3. tell the group to write the numbers in set form.
  4. ask the students to observe the common numbers.
  5. write all the numbers sequently in the set form,
  6. NOTE : - IF ANY NUMBER IS REPEATED WRITE ONCE.

Developmental Questions (What discussion questions)

what numbers are in both the sets ?

Evaluation (Questions for assessment of the child)

  1. how many numbers are repeated ?
  2. how many numbers are not repeated ?
  3. how many numbers contain UNION SET ?

Question Corner

  1. Write the union set for the following sets.

A = { a, b, c, d, e } B = { a, e, f, g, h }

Activity Keywords

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