Inequalities Grade

Front

What is an inequality?

Back

An inequality is a mathematical statement that compares two expressions using symbols such as <, >, ≤, or ≥.

Front

What does the symbol '<' mean in an inequality?

Back

The symbol '<' means 'less than'. For example, c < 36 means c is less than 36.

Front

What does the symbol '>' mean in an inequality?

Back

The symbol '>' means 'greater than'. For example, x > 3 means x is greater than 3.

Front

What does the symbol '≤' mean in an inequality?

Back

The symbol '≤' means 'less than or equal to'. For example, x ≤ 20 means x is less than or equal to 20.

Front

What does the symbol '≥' mean in an inequality?

Back

The symbol '≥' means 'greater than or equal to'. For example, x ≥ 15 means x is greater than or equal to 15.

Front

How can you represent 'no more than' in an inequality?

Back

'No more than' can be represented by the symbol '≤'. For example, 'no more than 20' is written as x ≤ 20.

Front

How can you represent 'at least' in an inequality?

Back

'At least' can be represented by the symbol '≥'. For example, 'at least 15' is written as x ≥ 15.

Front

What does a number line graph showing 'x ≥ 3' look like?

Back

A number line graph for 'x ≥ 3' includes a closed dot at 3 and a line extending to the right.

Front

What does a number line graph showing 'x < -4' look like?

Back

A number line graph for 'x < -4' includes an open dot at -4 and a line extending to the left.

Front

If a child must be less than 36 inches tall to ride, how is this represented?

Back

This is represented as c < 36.