Mathematics 0580 · IGCSE · Limits of accuracy

Limits of accuracy — practice question

(main)[2]

Using each number in the expression rounded correctly to 1 significant figure, determine an estimate for the value of $\dfrac{6.8 \times 10.6}{3.2 - 0.98}$. Show your working.

Worked solution & mark scheme

This 2-mark question has a full step-by-step worked solution and mark scheme. One marking point: “Method correctly shown: \( \frac{7 \times 10}{3 - 1} \)” …

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