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Mobile Phone Plans

Students explore the mathematical concepts of cost estimates, data analysis, cost time graphs, line graphs and tables.

Teacher notes

  • Student use line graphs to analyse the costs associated with some different mobile phone plans.
  • Students interpret patterns to make predictions and comparisons between different plans using graphs to analyse and compare the costs associated with different plans.
  • Students recommend the cheapest plan for each user profiled.
  • The learning objects become progressively more difficult as the number of options and alternatives increase.

Learning objects

Mobile phone plans picture.

Mobile phone plans: find the best deal 1
Students compare monthly costs of a current prepaid plan (covering calls and texts) for 3 different users with costs from a new phone company.

Mobile phone plans picture.

Mobile phone plans: find the best deal 2
Students compare monthly prepaid plans (covering calls, photos and texts) offered by three companies for a range of users with different calling patterns.

Mobile phone plans picture.

Mobile phone plans: find the best deal 3
Students compare monthly prepaid plans (covering 6 options) offered by three companies for a range of users with different calling patterns. The plans include discounted rates for calls to subscribers of the same company.

Mobile phone plans picture.

Mobile phone plans: peak and off-peak
Students compare monthly costs on two different calling plans (peak and off-peak) for a range of users with different calling patterns.

Mobile phone plans picture.

Mobile phone plans: one company
Students compare monthly costs on three different calling plans for a range of users with different calling patterns offered by a company.

Mobile phone plans picture.

Mobile phone plans: several companies
Students compare monthly costs for a range of users using three similar plans offered by three different companies.