INEQUALITY

Introduction of Inequality

Equal, greater or less than.

As well as the familiar equals sign (=) it is also very useful to show if something is not equal to (≠) greater than (>) or less than (<)

These are the important signs to know:

Less Than and Greater Than

The "less than" sign and the "greater than" sign look like a "V" on its side, don't they?

To remember which way around the "<" and ">" signs go, just remember:

·         BIG > small

·         small < BIG

The "small" end always points to the smaller number, like this:

Or equal to

Sometimes we know a value is smaller, but may also be equal to!

To show this, we add an extra line at the bottom of the "less than" or "greater than" symbol like this:

All the Symbols

Here is a summary of all the symbols: