Deriving Formulae for mobile phone contracts

Learners given two options of mobile phone contracts. They derive formulae and substitute. Then they rearange the formula to work out how many text they can send if they make a numbe of calls on a budget.

Last updated Feb 6, 2013, created Nov 28, 2012
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Downloads
887
Views
2265
Created
Nov 28, 2012
Updated
Feb 6, 2013
Licence
TES-V1

This resource is available to UK teachers.

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