In Classroom Resources, Fractions and Decimals, Number and Algebra

The focus of this activity to challenge students to unpack a rule and see if it is being used correctly. Often students will just learn a rule and blindly use it. This task gets students to stop and think and then make corrections to ensure the rule works in all cases (generalise).


  • Find a fraction of a quantity
  • Use fractions to represent information
  • Represent and recognise equivalent fractions
  • Use knowledge of fractions to find a total
  • Identify, continue and create simple number patterns involving fractions
  • Solve word problems that involve fractions
  • Show the strategy used to solve the problem
  • Explain the strategy used to find a possible solution
  • Check the solution to a problem using a model, visual method or calculations


At the end of this lesson students should be able to answer the following questions
  • How can we represent this problem?
  • How do we find a fraction of a collection?
  • What is a good strategy when you enter the room?
  • Is it always better to go the table with the least amount of people?
  • Do you notice any patterns?
  • What do we know about the monkey problem?
  • What do we need to find out?
  • How can we begin to find a possible solution?
  • What would help us find a solution?
  • How can you check that your solution is correct?


For more information, please download the attached lesson plan.

Recommended Posts