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Using your calculator efficiently

Quiz by Oak National Academy: KS3 Maths (2)

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6 questions
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  • Q1
    What is the purpose of this calculator button?
    Question Image
    It represents the answer in another format.
    It formats the equation.
    It formats the screen brightness.
    30s
  • Q2
    Sofia works out \sqrt{2.5}\times22 on her calculator. Which of these shows the calculator input Sofia should use?
    Answer Image
    Answer Image
    Answer Image
    Answer Image
    30s
  • Q3
    Convert \frac{280}{250} +1.4^2 into decimal form. ______
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    Type an Answer
    30s
  • Q4
    Ignoring the numbers, which buttons need to be pressed to get this calculation.
    Question Image
    + , \sqrt{}, -, + EXE
    \sqrt{}, -, + EXE
    + , \sqrt{}, -, >, + EXE
    + , \sqrt{}, + EXE
    30s
  • Q5
    Work out the answer to the calculation shown on the calculator display. ______
    Question Image
    Users enter free text
    Type an Answer
    30s
  • Q6
    Work out the answer to the calculation shown on the calculator display. Write your answer as a decimal. ______
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    Users enter free text
    Type an Answer
    30s

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