https://www.khanacademy.org/math/cc-fourth-grade-math/imp-place-value-and-rounding-2/imp-ways-to-write-whole-numbers-expanded-form-and-written-form/v/place-value-3 2021-05-18T23:20:43Z Writing a number in expanded form Sal writes 14,897 in expanded form. Sal Khan video https://cdn.kastatic.org/googleusercontent/9AdZpmDa1kxh0AD60m3uyub58NF8c6zZ716NR0AGTyYrn8d4t1BfBNe_rmVhCqASmEJ_Jq8cssVxcorZXWXHUgk Writing a number in expanded form Sal writes 14,897 in expanded form. https://cdn.kastatic.org/ka-youtube-converted/iK0y39rjBgQ.mp4/iK0y39rjBgQ.mp4 320 Expanded form and written form https://www.khanacademy.org/math/cc-fourth-grade-math/imp-place-value-and-rounding-2/imp-ways-to-write-whole-numbers-expanded-form-and-written-form/a/whole-numbers-in-expanded-form-review 2021-05-18T23:20:45Z Whole numbers in expanded form review Review writing whole numbers in expanded form, and try some practice problems. article https://www.khanacademy.org/math/cc-fourth-grade-math/imp-place-value-and-rounding-2/imp-ways-to-write-whole-numbers-expanded-form-and-written-form/e/numbers-in-expanded-form 2025-06-24T14:45:48.382773549Z Write whole numbers in expanded form Practice reading and writing numbers written in expanded form.  Lindsay exercise https://www.khanacademy.org/math/arithmetic-home/arith-place-value/arith-ways-to-write-whole-numbers/v/place-value-2 2023-07-15T00:11:26.720681059Z Writing a number in standard form This video demonstrates converting large numbers from expanded and written form to standard form. Using the example "six hundred forty-five million five hundred eighty-four thousand four hundred sixty-two," it explains the process and arrives at 645,584,462, emphasizing place value understanding. Sal Khan video https://cdn.kastatic.org/googleusercontent/1gD0Av4hlcMrKfbtsCIXNN0nXne7z_lVSextHkScwyOWCNBq3g8uIntkoACr4jgmB1r_Ygsm-nMOW7jM8EMIAqwK Writing a number in standard form This video demonstrates converting large numbers from expanded and written form to standard form. Using the example "six hundred forty-five million five hundred eighty-four thousand four hundred sixty-two," it explains the process and arrives at 645,584,462, emphasizing place value understanding. https://cdn.kastatic.org/ka-youtube-converted/wd4cRAoBOiE.mp4/wd4cRAoBOiE.mp4 249 Expanded form and written form https://www.khanacademy.org/math/cc-fourth-grade-math/imp-place-value-and-rounding-2/writing-whole-numbers-in-written-form/a/whole-numbers-in-written-form-review 2021-05-07T00:21:36Z Whole numbers in written form review Review writing whole numbers in written form, and try some practice problems. article https://www.khanacademy.org/math/cc-fourth-grade-math/imp-place-value-and-rounding-2/writing-whole-numbers-in-written-form/e/numbers-in-written-form 2026-04-07T22:59:30.107127435Z Write numbers in written form Practice working with whole numbers in written form. For example, "one thousand four hundred three" is the written form of 1403. Lindsay exercise