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Mathematics Teaching for 21st Century

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This is the keynote lecture delivered at the conference on 15 February 2012.

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Mathematics Teaching for 21st Century

  1. 1. yeapbanhar@gmail.comSlides are available at www.banhar.blogpsot.com
  2. 2. THINKING SCHOOLSLEARNING NATION Singapore Ministry of Education 1997
  3. 3. 21st Century Competencies FrameworkSingapore Ministry of Education 2011
  4. 4. 19 + 28 = 20 + 2719 + 28 = 17 + 3019 + 28 = 50 – 3
  5. 5. 0 6
  6. 6. 6 0 1 7 0 15 9 8 6 9 85 0 1 4 0 14 9 8 3 9 8
  7. 7. 3 0 12 9 8
  8. 8. 0 1 0 19 8 9 80 1 0 19 8 9 8
  9. 9. 23 x 23 = 529 The square has an area of 240 cm2 + 49 cm2 = 289 cm2529 – 49 = 480 17 x 17 = 289 PQ is 17 cm.8 triangles havearea of 480 cm2. 49

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