Mathematics 0580 · IGCSE · Standard form

Standard form — practice question

(a)[1]

Write $0.00708$ in standard form.

(b)[2]

Calculate $(3.8 \times 10^{22}) + (3.8 \times 10^{23})$. Express your answer in standard form.

Worked solution & mark scheme

This 3-mark question has a full step-by-step worked solution and mark scheme. One marking point: “In standard form, this is $7.08 \times 10^{-3}$.” …