Mathematics 4024 · O Level · The four operations

The four operations — practice question

Carry out the calculation.
(a)[1]

The expression is $0.78-0.2$.

(b)[1]

The expression is $-8\times -5$.

Worked solution & mark scheme

This 2-mark question has a full step-by-step worked solution and mark scheme. One marking point: “The answer is $0.58$.” …

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