Mathematics 0580 · IGCSE · Standard form

Standard form — practice question

The numbers below are expressed in standard form: $3.4 \times 10^{-1}$, $1.36 \times 10^{6}$, $7.9 \times 10^{0}$, $2.4 \times 10^{5}$, $5.21 \times 10^{-3}$, $4.3 \times 10^{-2}$.
(a)[1]

From the numbers above, write down the greatest number.

(b)[1]

From the numbers above, write down the smallest number.

Worked solution & mark scheme

This 2-mark question has a full step-by-step worked solution and mark scheme. One marking point: Gives $1.36 \times 10^{6}$ correctly.

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