ASPECTS OF NUMERACY FOCUS AREA 1

ESTIMATING AND PROBLEM SOLVING

early in STAGE 2

  • Estimates and checks the solution to a problem
  • Models and applies the associative property for addition e.g. 2 + 3 + 8 = 2 + 8 + 3 = 10 + 3 = 13
  • Models and applies the commutative property for multiplication e.g. 5 x 8 = 8 X 5

 

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end of STAGE 2

  • Estimates the solution to a problem, checks the solution and communicates the mathematical thinking
  • Uses +, - as inverse operations to check calculations

 

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