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Estimation: CAIE IGCSE Maths questions

Every CAIE IGCSE Maths exam question on 1.9 Estimation, June 2024 and the specimen papers, with its mark scheme and examiner’s report.

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228 questions

  1. Q1

    June 2024 · Paper 1

    3 marks1.4 Fractions, decimals and percentages1.9 Estimation
    The whole paper ↗
    June 2024 Paper 1, question 1: (a) Write 0.8 as a fraction. [1] (b) Write 28% as a decimal. [1] (c) Write 4876 correct to the nearest hundred. [1]

  2. Q14

    June 2024 · Paper 1

    2 marks1.9 Estimation
    The whole paper ↗
    June 2024 Paper 1, question 14: By writing each number in the calculation correct to 1 significant figure, find an estimate for the value of 28 2 . 5 6 . - . 4 2 . 1 68 . # You must show all y

  3. Q12

    June 2024 (0980) · Paper 1

    1 mark1.9 Estimation
    The whole paper ↗
    June 2024 (0980) Paper 1, question 12: Write 0.04628 correct to 2 significant figures. [1]

  4. Q6

    June 2024 (0980) · Paper 2

    1 mark1.9 Estimation
    The whole paper ↗
    June 2024 (0980) Paper 2, question 6: Write 0.04628 correct to 2 significant figures. [1]

  5. Q1

    Specimen · Paper 1

    3 marks1.1 Types of number1.9 Estimation
    The whole paper ↗
    Specimen Paper 1, question 1: Kim takes part in a race that covers a total distance of 20 000 m. She cycles 17 875 m and runs the remaining distance. (a) Work out the distance Kim runs. m [1

  6. Q2

    Specimen · Paper 2

    1 mark1.9 Estimation
    The whole paper ↗
    Specimen Paper 2, question 2: Write 57.3997 correct to 4 significant figures. [1]

  7. Q10

    Specimen · Paper 3

    2 marks1.14 Using a calculator1.9 Estimation
    The whole paper ↗
    Specimen Paper 3, question 10: Calculate. 13 7 . + 14 02 . − 3 0 31 . + 15 625 . Give your answer correct to 2 decimal places. [2]
All 7 questions on Estimation, as a list
  1. June 2024, Paper 1, Q1 (3 marks): (a) Write 0.8 as a fraction. [1] (b) Write 28% as a decimal. [1] (c) Write 4876 correct to the nearest hundred. [1]
  2. June 2024, Paper 1, Q14 (2 marks): By writing each number in the calculation correct to 1 significant figure, find an estimate for the value of 28 2 . 5 6 . - . 4 2 . 1 68 . # You must show all y
  3. June 2024 (0980), Paper 1, Q12 (1 mark): Write 0.04628 correct to 2 significant figures. [1]
  4. June 2024 (0980), Paper 2, Q6 (1 mark): Write 0.04628 correct to 2 significant figures. [1]
  5. Specimen, Paper 1, Q1 (3 marks): Kim takes part in a race that covers a total distance of 20 000 m. She cycles 17 875 m and runs the remaining distance. (a) Work out the distance Kim runs. m [1
  6. Specimen, Paper 2, Q2 (1 mark): Write 57.3997 correct to 4 significant figures. [1]
  7. Specimen, Paper 3, Q10 (2 marks): Calculate. 13 7 . + 14 02 . − 3 0 31 . + 15 625 . Give your answer correct to 2 decimal places. [2]

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