LEARNING OBJECTIVE: Use rounding skills (to 1 Sig fig) to find approximate answers to calculations
SUCCESS CRITERIA: You will be able toi find the approximate answer to a problem using approximations methods
STARTER: Two Starter Questions
LESSON:
Examples of using 1 sig fig to help find approximations to the solutions of problems to help avoid making errors when using a calculator
Ex 4E page 121
PLENARY: Checking answers throughout lesson, summary at end of lesson, Exam question from 2009 exam paper
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