https://www.khanacademy.org/math/mh-math-class-3-new/xa7b65308c92e651a:play-with-numbers/xa7b65308c92e651a:cardinal-and-ordinal-numbers/v/cardinal-and-ordinal-numbers 2026-06-25T05:40:38.851816207Z Cardinal and Ordinal Numbers Is there a difference between 5 and 5th? 🚂 In this lesson, we explore cardinal numbers that tell us "how many" and ordinal numbers that tell us "which position." Through trains, races, and number lines, you'll learn how counting and position are different ideas. By the end, you'll be able to identify and use both types of numbers in everyday situations. Courses on Khan Academy are always 100% free. Start practicing—and saving your progress—now! Timestamps: 00:00 The Animal Train Story 00:20 Cardinal Numbers – How Many? 00:50 Ordinal Numbers – Position 01:15 Cardinal vs Ordinal Numbers 02:22 Counting relative positions 03:13 Direction and Counting positions 03:58 Summary Khan Academy India is a nonprofit organization with the mission of providing a free, world-class education for anyone, anywhere. We have videos and exercises that have been translated into multiple Indian languages, and 15 million people around the globe learn on Khan Academy every month. Support Us: https://india.khanacademy.org/donate Khan Academy video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Cardinal and Ordinal Numbers Is there a difference between 5 and 5th? 🚂 In this lesson, we explore cardinal numbers that tell us "how many" and ordinal numbers that tell us "which position." Through trains, races, and number lines, you'll learn how counting and position are different ideas. By the end, you'll be able to identify and use both types of numbers in everyday situations. Courses on Khan Academy are always 100% free. Start practicing—and saving your progress—now! Timestamps: 00:00 The Animal Train Story 00:20 Cardinal Numbers – How Many? 00:50 Ordinal Numbers – Position 01:15 Cardinal vs Ordinal Numbers 02:22 Counting relative positions 03:13 Direction and Counting positions 03:58 Summary Khan Academy India is a nonprofit organization with the mission of providing a free, world-class education for anyone, anywhere. We have videos and exercises that have been translated into multiple Indian languages, and 15 million people around the globe learn on Khan Academy every month. Support Us: https://india.khanacademy.org/donate https://cdn.kastatic.org/ka-youtube-converted/4108Q-hyZzc.mp4/4108Q-hyZzc.mp4 248 Cardinal and Ordinal Numbers https://www.khanacademy.org/math/mh-math-class-3-new/xa7b65308c92e651a:play-with-numbers/xa7b65308c92e651a:cardinal-and-ordinal-numbers/e/cardinal-and-ordinal-numbers 2026-07-03T09:10:53.183713424Z Cardinal and Ordinal Numbers In this exercise, students will learn to differentiate between total group counts (cardinal numbers) and specific ordered positions (ordinal numbers), and calculate relative positions between objects along a sequential line Khan Academy exercise