Intro to Inequalities

Front

What is an inequality?

Back

An inequality is a mathematical statement that compares two expressions and shows that one is greater than, less than, or equal to the other.

Front

What does the symbol '>' mean in inequalities?

Back

The symbol '>' means 'greater than'. For example, x > 5 means x is greater than 5.

Front

What does the symbol '<' mean in inequalities?

Back

The symbol '<' means 'less than'. For example, x < 3 means x is less than 3.

Front

What does the symbol '≥' mean in inequalities?

Back

The symbol '≥' means 'greater than or equal to'. For example, x ≥ 10 means x is greater than or equal to 10.

Front

What does the symbol '≤' mean in inequalities?

Back

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

Front

How would you write the inequality for 'no more than 27'?

Back

x ≤ 27.

Front

How would you write the inequality for 'more than 100'?

Back

x > 100.

Front

If a person must be no more than 12 years old to order from the kids menu, how would you express this as an inequality?

Back

x ≤ 12.

Front

What is the inequality for 'less than 8 students'?

Back

x < 8.

Front

What is the inequality for 'the speed limit is 45 miles per hour'?

Back

x ≤ 45.