3.2: Approximation and approximation errors in real-world contexts

1) Lesson Objectives:

You should be able to

• do approximation

• know what rounding error and follow through errors are.

Success Criteria:

I am able to

• approximate to the required accuracy by the question.

• know the different types of errors and ensure that I do not make them when I answer questions.

Pre-Requisite:

• rounding off numbers to a required number of decimal places or significant figures

• using of approximation symbol

Always look through all examples in textbook before lesson.