Johan Maertens

This test has a mixture of fundamentals questions.  You can use this to see which areas you need to practice.

This question will help you practice converting between fractions and percentages

This question concentrates on converting between decimals and percentages

This question asks you to work out one value as a percentage of another.  You are expected to do these without the help of a calculator.

Non-calculator percentage increase and decrease calculations.

Round random numbers to the closest whole number, 1 to 3 decimals places. Also rounding that could show common misunderstandings.

A sneak peek at a really clever integration of GeoGebra with Numbas.

This activity has a variety of percentage questions all designed to be done without a calculator.

Q1 is useful for MfB

Q2 is useful for MfB - wording to look at?

Q3 I don't understand this Q, should be removed or re-worded

Q4 good questions but too many, make them more business like

Ratio Questions

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Ask for the square of each number from 0 to 15, in random order.

The shuffle function puts a list in random order.

Show one of several blocks of text depending on the value of a question variable.

As well as a simple check for the value of a variable, the condition to display a block of text can be a complex expression in any of the question variables - in this example, depending on the discriminant of the generated quadratic.

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Multiplying and dividing decimals

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Simplify algebra expressions