Mathematics 0580 · IGCSE · Estimation

Estimation — practice question

(main)[2]

Use each number correct to $1$ significant figure to estimate $\dfrac{37.8 \times 13.2}{28.5 + 22.1}$. Show every step of your working.

Worked solution & mark scheme

This 2-mark question has a full step-by-step worked solution and mark scheme. One marking point: “Therefore, $\frac{40 \times 10}{30 + 20} = 8$” …

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