Number

Algebra

Lucky Dip

Fractions, Decimals and Percentages

Probability & Statistics

100

Beginning with the letter 'p'. this is the result of using multiplication

What is the product?

100

Letters used in algebra. x y z eg 2x

What is a variable or **pronumeral?**

100

The process of using the distributive law to remove brackets in an algebraic expression:

a(b + c) = ab + ab

What is expanding?

100

A decimal with a finite number of decimal places.

**term----decimal**

What is a terminating decimal? eg 0.21 is a terminating fraction

100

The sum of the scores divided by the number of scores.

What is the mean?

200

The answer to a division problem.

What is a quotient?

200

The number in front of a pronumeral.

What is a co-efficient?

200

The reverse procedure of expanding.

What is factorising?

200

A decimal with an infinite number of decimal places with a finite sequence of digits that repeat indefinitely.0.23323233233

R----De

What is a recurring decimal?

200

The middle value if the values are in order.

What is the median?

300

The set of numbers that include negative whole numbers, positive whole numbers and zero.

What are integers?

300

A term that does not contain any variables.

What is a constant?

300

To replace pronumerals with numbers and calculate the answer.

What is substitution?

300

Approximating a decimal to fewer decimal places.

What is rounding?

300

The most common score.

What is the mode?

400

Numbers which are less than zero.

What are negative numbers?

400

A part of an expression with only pronumerals, numbers, multiplication and division.

What is a term?

400

A process which is repeated in a probability experiment to produce results, eg. flipping a coin or rolling a die.

What is a trial?

400

The selling price minus the cost price of an item.

What is the profit?

400

A data point that is significantly larger or smaller than the other values.

What is an outlier?

500

A number raised to the power of 3.

What is a cube?

500

A combination of numbers and pronumerals combined with mathematical operations.

What is an algebraic expression?

500

The set of possible outcomes of an experiment.

What is the sample space?

500

When you invert a fraction so that the numerator becomes the denominator and the denominator becomes the numerator.

What is the reciprocal?

500

A number between 0 and 1 that represents the chance that something will occur.

What is probability?