If you're seeing this message, it means we're having trouble loading external resources on our website.

If you're behind a web filter, please make sure that the domains *.kastatic.org and *.kasandbox.org are unblocked.

To log in and use all the features of Khan Academy, please enable JavaScript in your browser.

Main content

Unit: Rational numbers

0

Possible mastery points

Classification of numbers

Learn

Practice

Classify numbers: rational & irrationalGet 5 of 7 questions to level up!
Classify numbersGet 5 of 7 questions to level up!

Rational numbers on the number line

Learn

Practice

Negative fractions on the number lineGet 3 of 4 questions to level up!
Rational numbers between two rational numbersGet 3 of 4 questions to level up!

Additive and multiplicative inverse

Learn

Practice

Additive and multiplicative inverse of a rational numberGet 3 of 4 questions to level up!

Up next for you:

Unit test

Level up on all the skills in this unit and collect up to 500 Mastery points!