9 results authored by Oliver Spenceley - search across all users.
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Question in Skills Audits for Maths and Stats
Several problems involving dividing fractions, with increasingly difficult examples, including mixed numbers and complex fractions.
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Question in Skills Audits for Maths and Stats
Several problems involving the multiplication of fractions, with increasingly difficult examples, including a mixed fraction and a squared fraction. The final part is a word problem.
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Question in Skills Audits for Maths and Stats
Manipulate fractions in order to add and subtract them. The difficulty escalates through the inclusion of a whole integer and a decimal, which both need to be converted into a fraction before the addition/subtraction can take place.
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Question in Skills Audits for Maths and Stats
Round numbers to a given number of significant figures.
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Question in Skills Audits for Maths and Stats
Round numbers to a given number of decimal places.
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Question in Skills Audits for Maths and Stats
Draws a triangle based on 3 side lengths. Randomises asking angle or side.
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Question in Skills Audits for Maths and Stats
Rewriting a trigonometric expression of the form $A\cos(\theta)\pm B\sin(\theta)$ to either $R\sin(\theta+\alpha)$ or $R\cos(\theta+\alpha)$ by calculating $R$ and $\alpha$.
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Question in Skills Audits for Maths and Stats
Rewriting a trigonometric expression of the form $A\sin(\theta)-B\cos(\theta)$ to $R\sin(\theta-\alpha)$ by calculating $R$ and $\alpha$.
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Question in Skills Audits for Maths and Stats
Rewrite the expression $\frac{mx^2+nx+k}{(x+a)(x^2+bx+c)}$ as partial fractions in the form $\frac{A}{x+a}+\frac{Bx+C}{x^2+bx+c}$.