Two pupils, Carla and Ibrahim, are discussing the following calculation. 32 2 Carla says the answer is
Question:
Two pupils, Carla and Ibrahim, are discussing the following calculation. 3×22
Carla says the answer is 12, whilst Ibrahim says the answer is 36.
a. Which pupil is right? Give a convincing reason for your answer.
b. What mistake is the pupil who got it wrong making?
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Related Book For
Cambridge Checkpoint Lower Secondary Mathematics Student's Book 7
ISBN: 9781398301948
3rd Edition
Authors: Frankie Pimentel, Ric Pimentel, Terry Wall
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