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Calculator skills - GCSE




This lesson can be used for revision for the higher Maths GCSE. The examples are quick and concise with exam style questions, go to GCSE Maths if you need more in-depth explanations.

Calculator skills needed for GCSE
Example 1:
(a) Use your calculator to work out the value of \(\frac{{45.6 \times 123}}{{{{0.34}^2} - {{0.28}^2}}}\)
Write down all the figures on your calculator display.
(b) Write your answer to part (a) correct to 3 significant figures.

Example 2:
(a) Use your calculator to work out the value of \(\frac{{38.5 \times 14.2}}{{18.4 - 5.9}}\)
Write down all the figures on your calculator display. You must give your answer as a decimal.
(b) Write your answer to part (a) correct to 2 significant figures.

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Try the free Mathway calculator and problem solver below to practice various math topics. Try the given examples, or type in your own problem and check your answer with the step-by-step explanations.
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