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Edexcel GCSE Mathematics Number overview quiz quiz

14questions. Pick an answer and you'll see why right away.

  1. Using BIDMAS, what is the value of 10βˆ’2Γ—3210 - 2 \times 3^2?

  2. Which list is in order from smallest to largest?

  3. What is 23+14\dfrac{2}{3} + \dfrac{1}{4}?

  4. What is 35\dfrac{3}{5} written as a percentage?

  5. The recurring decimal 0.6Λ™0.\dot{6} is equal to which fraction?

  6. What is the value of 5βˆ’25^{-2}?

  7. What is 9329^{\frac{3}{2}}?

  8. Which of these is 0.000450.00045 written in standard form?

  9. Simplify 50\sqrt{50}.

  10. Round 0.049820.04982 to 22 significant figures.

  11. A length is 15 cm15\,\text{cm} to the nearest centimetre. What is the error interval?

  12. Write 9090 as a product of its prime factors.

  13. What is the highest common factor (HCF) of 2424 and 3636?

  14. Estimate 402Γ—5.119.8\dfrac{402 \times 5.1}{19.8} by rounding to one significant figure.