A number which cannot be calculated by dividing two integers.

Example: Pi is 3.14159…

Where two values are inversely linked: as one value gets bigger, the other gets smaller.

The calculation that undoes another calculation, the calculation which is opposite to another.

Example: The inverse of + 2 is – 2. 

An angle inside of the shape.

Example: Find the interior angle of a regular pentagon. 

🔑Key Interior Angle Topics: Interior and Exterior Angles

The amount a value gains after a period of time.

Example: Find the interest after 2 years. 

🔑Key Interest Topics: Percentage Increase/Decrease, Compound Interest

Where two or more lines cross. You can have an x-intercept and y-intercept where a graph meets the axes.

Example: State the y-intercept of y = 3x + 7

🔑 Key Intercept Topics: Find the Equation of a Line, y=mx+c, Parallel and Perpendicular Lines

Whole number that can be positive or negative.

Example: -5, 6, 9, 4, 0

🔑 Key Integer Topics: Rounding, Dividing Decimals by Integers

Go up, gets bigger.

Example: Find the percentage increase. 

🔑 Key Increase Topics: Percentage Change, Compound Interest, Sequences

Older units of measure, not commonly used these days.

Example: Miles, Pints, Foot, Stone. 

🔑 Key Imperial Topics: Imperial and Metric Measures