Mathematics 0580 · IGCSE · Standard form

Standard form — practice question

(a)[1]

Express $0.00074$ in standard form.

(b)[2]

Calculate $4.6 \times 10^2 \times 6.7 \times 10^5$. State your answer in standard form, correct to 2 significant figures.

Worked solution & mark scheme

This 3-mark question has a full step-by-step worked solution and mark scheme. One marking point: “The value is written as $7.4 \times 10^4$.” …

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