Friday, 7 February 2014

Real Numbers: 4 Operations with Fractions - Addition & Subtraction (Challenger Question 2)

Working 1:

Look at the working presented below. 
2 useful strategies were used. 
Do you know what are they?



Working 2:

Look at the working presented below.
What's "wrong" with the working presented?




Points scored:
Group 1: 4 (Elgin) + 4 (Joshua Yew) + 4 (Yoke Xuan) + 3 (Celest) = 15 points
Group 2: 3 (Owen) = 3 points
Group 3: No submission
Group 4: No submission
Group 5: 0 (Joel) + 4 (Sandy) = 4 points
Group 6: 4 (Gijoo) + 4 (Justin) = 8 points

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