Mathematics 0580 · IGCSE · Estimation

Estimation — practice question

(main)[2]

Using each number rounded correctly to 1 significant figure, estimate the value of $\dfrac{\sqrt{3.9 \times 29.3}}{8.9 - 2.7}$. Show all your working.

Worked solution & mark scheme

This 2-mark question has a full step-by-step worked solution and mark scheme. One marking point: “The setup gives $\frac{\sqrt{4} \times 30}{9-3}$” …

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