pdf, 201.84 KB
pdf, 201.84 KB
pdf, 163.93 KB
pdf, 163.93 KB

Revision Topics for Year 9 Numbers
Topics covered

  1. Prime number, multiples, factors, classification of numbers
  2. Integers, power and root (laws of indices, negative indices, base 10, estimation of roots)
  3. Decimals (rounding, place value, multiplication and division of decimals)
  4. Fractions (simplifying fraction, ordering fractions, all operations involving simple fraction and mixed number)
  5. Order of operation (BIDMAS involving positive and negative numbers)
  6. Percentages (percentage of quantity, percentage increase/decrease, multiplier, compound percentages)
  7. Ratio (simplify ratio, dividing quantity by ratio, direct proportion, inverse proportion)
    Careful, well-thought questions with progression to scaffold student’s learning.

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