Wednesday, 7 December 2011

Tues – Dec 13th – Order of Operations - BODMAS

LEARNING OBJECTVIE: To understand and use the correct mathematical order to work out the answer to a sum

SUCCESS CRITERIA: You will understand and be able to use the BODMAS rules when working out a multi-stage question with different mathematical operations in it

STARTER: Write down what you think is the answer to these sums

  1. 5 + 6 x 2
  2. 12 – 4 x 2.5
  3. 16 + 6 ÷ 3
  4. 2 x ( 3 + 4)
  5. 4 x (6 – 4
  6. 45 – 4 x5

PLENARY: Check answers with a calculator

LESSON: Listen to the BODMAS song. The discuss what it means and how it affects doing sums in maths

Lots of examples on IWB.

Work through Ex 5c on page 116 & 117

PLENARY: Students Checking answers from the back of the book, finding out where mistakes have been made.

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