https://www.khanacademy.org/math/mh-math-class-4-new/x0aa85301e8a9ef71:playing-with-numbers/x0aa85301e8a9ef71:introduction-of-thousands/v/intorduction-to-4-digit-numbers 2026-06-25T05:40:38.851816207Z Intorduction to 4 digit numbers What happens after 999? Step into the world of 4-digit numbers and discover how thousands change everything. Build numbers using place value and understand how larger numbers are formed. Khan Academy video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Intorduction to 4 digit numbers What happens after 999? Step into the world of 4-digit numbers and discover how thousands change everything. Build numbers using place value and understand how larger numbers are formed. https://cdn.kastatic.org/ka-youtube-converted/Hbq9n5vUB28.mp4/Hbq9n5vUB28.mp4 252 Introduction of Thousands https://www.khanacademy.org/math/mh-math-class-4-new/x0aa85301e8a9ef71:playing-with-numbers/x0aa85301e8a9ef71:introduction-of-thousands/v/reading-and-writing-4-digit-numbers 2026-06-25T05:40:38.851816207Z Reading and writing 4 digit numbers Can you confidently read and write 4-digit numbers? Learn a simple step-by-step method, tackle tricky zero cases, and master spellings that often confuse learners. Khan Academy video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Reading and writing 4 digit numbers Can you confidently read and write 4-digit numbers? Learn a simple step-by-step method, tackle tricky zero cases, and master spellings that often confuse learners. https://cdn.kastatic.org/ka-youtube-converted/yXsPAlIhTvo.mp4/yXsPAlIhTvo.mp4 248 Introduction of Thousands https://www.khanacademy.org/math/mh-math-class-4-new/x0aa85301e8a9ef71:playing-with-numbers/x0aa85301e8a9ef71:introduction-of-thousands/e/numbers-in-words-and-figures 2025-06-15T10:32:18.063525648Z Numbers in words and figures In this exercise students learn to write and read numbers. We cover 4 and 5 digit numbers to read and write. Devashish Phadnis exercise