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Checking and securing understanding of roots and integer indices

The starter and exit quiz of the lesson “Checking and securing understanding of roots and integer indices”, from the unit “Arithmetic procedures: index laws” (Year 10 Maths) by Oak National Academy.

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Oak National Academy

12 questions

  1. What is the lowest common multiple of 12 and 14?
  2. What is the lowest common multiple of 12 and 15?
  3. What is the lowest common multiple of 12 and 16?
  4. What is the highest common factor of 12, 16 and 20?
  5. What is the highest common factor of 12 and 18?
  6. What is the highest common factor of 12 and 15?
  7. Calculate 10^2 + 5^2
  8. Calculate 9^2 + 3^3
  9. Calculate 6^2 + 3^4
  10. What is the value of A for: 10^2 + A^3 = 127
  11. What is the value of A for: A^2 + 6^3 = 360
  12. Which is the best estimate for \sqrt{32} (to 1 decimal place)?

License: OGL

Checking and securing understanding of roots and integer indices · Examplary