Writing Inequalities

Front

What is an inequality?

Back

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

Front

What does the symbol ≤ mean?

Back

The symbol ≤ means 'less than or equal to'. It indicates that one value is either less than or equal to another value.

Front

What does the symbol ≥ mean?

Back

The symbol ≥ means 'greater than or equal to'. It indicates that one value is either greater than or equal to another value.

Front

How would you express 'You can invite up to and including 18 friends' using an inequality?

Back

Front

How would you express 'You have less than $50 to spend' using an inequality?

Back

Front

What does it mean if x ≥ 15?

Back

It means that x is either greater than or equal to 15.

Front

How would you express 'A number x is at least -4' using an inequality?

Back

Front

What does the inequality x > 0 represent?

Back

It represents that x is greater than 0, meaning x can be any positive number.

Front

What is the difference between < and ≤?

Back

The symbol < means 'less than' and does not include the value, while ≤ means 'less than or equal to' and includes the value.

Front

What is the difference between > and ≥?

Back

The symbol > means 'greater than' and does not include the value, while ≥ means 'greater than or equal to' and includes the value.