https://www.khanacademy.org/math/cc-fourth-grade-math/imp-place-value-and-rounding-2/imp-intro-to-place-value/v/place-value-blocks 2022-10-06T09:48:27.705455518Z Place value blocks Lindsay identifies numbers represented by place value blocks.  video https://cdn.kastatic.org/ka_thumbnails_cache/b3fa3515-4d2d-4cae-b92f-c172bb910a74_1280_720_base.png Place value blocks Lindsay identifies numbers represented by place value blocks.  https://cdn.kastatic.org/ka-youtube-converted/zVhQY173Yyo.mp4/zVhQY173Yyo.mp4 340 Whole numbers up to 10,000 https://www.khanacademy.org/math/cc-fourth-grade-math/imp-place-value-and-rounding-2/imp-intro-to-place-value/e/place-value-blocks 2026-06-09T17:20:46.567804789Z Place value blocks Practice using place value blocks. Lindsay exercise 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 Whole numbers up to 10,000 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/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-intro-to-place-value/v/place-value-tables 2022-10-06T09:48:27.705455518Z Place value tables Learn about how to use a place value table to break up a number. video https://cdn.kastatic.org/googleusercontent/JcfZ4I-frEYF_txFIqtAHBwUfCeJcWlQ2rKlfZC-l8WUIWK8EGVrAVc7W8GyD7j7UJezsZLionO6R76LjN1gnEiMjg Place value tables Learn about how to use a place value table to break up a number. https://cdn.kastatic.org/ka-youtube-converted/2njG0S_GuVA.mp4/2njG0S_GuVA.mp4 144 Whole numbers up to 10,000 https://www.khanacademy.org/math/cc-fourth-grade-math/imp-place-value-and-rounding-2/imp-intro-to-place-value/e/place-value-tables 2024-09-18T11:58:55.357188868Z Place value tables Use place value tables to identify value of digits in a number. Lindsay exercise https://www.khanacademy.org/math/cc-fourth-grade-math/imp-place-value-and-rounding-2/imp-intro-to-place-value/v/place-value-1 2021-05-18T23:20:43Z Finding place value Sal finds the place value of 3 in 4356. Sal Khan video https://cdn.kastatic.org/googleusercontent/-bxWzXTrqZInwqemaCvUkmnTtQmapRgT3AILMj3BAMQRlrQgMscL6wcqrO2ULe3uq78EOSeSqzB9wzX6ibB7n-wZGg Finding place value Sal finds the place value of 3 in 4356. https://cdn.kastatic.org/ka-youtube-converted/jxA8MffVmPs.mp4/jxA8MffVmPs.mp4 145 Whole numbers up to 10,000 https://www.khanacademy.org/math/cc-fourth-grade-math/imp-place-value-and-rounding-2/imp-intro-to-place-value/e/place_value 2026-03-24T23:41:07.080866137Z Identify value of a digit Practice thinking about the value of each digit in a number. Marcia Lee exercise https://www.khanacademy.org/math/arithmetic-home/arith-place-value/arith-rounding-whole/v/rounding-whole-numbers-3 2021-07-02T22:45:28Z Rounding whole numbers to nearest ten Sal rounds 1585 to the nearest ten. Sal Khan video https://cdn.kastatic.org/googleusercontent/RPTRibPVRRZRuOudi0wejP1lzndVhxgw0nMmPpVpkVU_A2ywluIvFZ1w8jrTCzK2NnRQ3wnJmCVvWNONhjcCv6jk Rounding whole numbers to nearest ten Sal rounds 1585 to the nearest ten. https://cdn.kastatic.org/ka-youtube-converted/3jBfLaLrk6I.mp4/3jBfLaLrk6I.mp4 64 Whole numbers up to 10,000 https://www.khanacademy.org/math/cc-fourth-grade-math/imp-addition-and-subtraction-2/imp-rounding-whole-numbers/v/rounding-whole-numbers-1 2021-05-07T00:21:29Z Rounding whole numbers to nearest hundred Sal rounds 24,259 to the nearest hundred. Sal Khan video https://cdn.kastatic.org/googleusercontent/b_E-BV8lAgK4rKUds-k54TxBJ5QL8ney-nKJ7D9PqCkHBRSvGyXzPPgWqVUe3C-T2O4fXa_EQQToxXDgzRYaCT7rgw Rounding whole numbers to nearest hundred Sal rounds 24,259 to the nearest hundred. https://cdn.kastatic.org/ka-youtube-converted/_qzs1zozTBo.mp4/_qzs1zozTBo.mp4 263 Whole numbers up to 10,000 https://www.khanacademy.org/math/cc-third-grade-math/imp-addition-and-subtraction/imp-rounding/v/examples-rounding-to-the-nearest-10-and-100 2025-06-24T17:43:35.27630507Z Rounding to nearest 10 and 100 Learn to round up to 4-digit numbers to the nearest ten and hundred. Sal Khan video https://cdn.kastatic.org/googleusercontent/kBnRNdBQsnC1icZ82l8kE7dsdbSEX1LxepSMyZiX_NR_NG5gqDXZZwwb-btfG1LnqnfX1haz3hiAoqjfPQYrbQIh Rounding to nearest 10 and 100 Learn to round up to 4-digit numbers to the nearest ten and hundred. https://cdn.kastatic.org/ka-youtube-converted/jvp0mtr1kFM.mp4/jvp0mtr1kFM.mp4 377 Whole numbers up to 10,000 https://www.khanacademy.org/math/cc-third-grade-math/imp-addition-and-subtraction/imp-rounding/e/rounding-to-the-nearest-10-or-100-on-the-number-line 2026-04-08T01:15:04.085520103Z Round to nearest 10 or 100 on the number line Practice rounding to the nearest ten and rounding to the nearest hundred on the number line. Lindsay exercise https://www.khanacademy.org/math/cc-fourth-grade-math/imp-addition-and-subtraction-2/imp-rounding-whole-numbers/v/rounding-whole-numbers-2 2021-06-02T12:43:21Z Rounding whole numbers to nearest thousand Sal rounds 423,275 to the  nearest thousand. Sal Khan video https://cdn.kastatic.org/googleusercontent/rk54G1NOiQEA61DjEjl8-owWWBS2HLglE5pgTPj53WMmkvbn_dmC-TomncSoJgBQDsV85X-o_e5MErxgEDWtWZic Rounding whole numbers to nearest thousand Sal rounds 423,275 to the  nearest thousand. https://cdn.kastatic.org/ka-youtube-converted/fh8gkPW_6g4.mp4/fh8gkPW_6g4.mp4 148 Whole numbers up to 10,000 https://www.khanacademy.org/math/cc-fourth-grade-math/imp-addition-and-subtraction-2/imp-rounding-whole-numbers/e/rounding-whole-numbers-2 2024-04-01T02:15:29.157406737Z Round whole numbers to different place values Practice rounding whole numbers to the nearest hundred, thousand, and ten thousand.  Rounding whole numbers 2 exercise https://www.khanacademy.org/math/cc-fourth-grade-math/imp-addition-and-subtraction-2/imp-rounding-whole-numbers/v/rounding-whole-numbers-missing-digit 2022-10-06T09:48:27.705455518Z Rounding whole numbers: missing digit Lindsay finds the missing digit in an estimation problem by using a number line.  video https://cdn.kastatic.org/ka_thumbnails_cache/f1a22345-b1eb-418c-91a4-b0498d80e4dc_1280_720_base.png Rounding whole numbers: missing digit Lindsay finds the missing digit in an estimation problem by using a number line.  https://cdn.kastatic.org/ka-youtube-converted/Hixy7TX-Nwo.mp4/Hixy7TX-Nwo.mp4 353 Whole numbers up to 10,000 https://www.khanacademy.org/math/cc-fourth-grade-math/imp-addition-and-subtraction-2/imp-rounding-whole-numbers/v/rounding-to-nearest-ten-hundred-and-thousand 2022-10-06T09:48:27.705455518Z Rounding whole numbers word problems Sal solves word problems by rounding whole numbers to the nearest ten, hundred, or thousand. video https://cdn.kastatic.org/ka_thumbnails_cache/997e2f7b-7ff7-4e3d-95f6-d19ca1a54055_1280_720_base.png Rounding whole numbers word problems Sal solves word problems by rounding whole numbers to the nearest ten, hundred, or thousand. https://cdn.kastatic.org/ka-youtube-converted/Gg-GD5QfbB4.mp4/Gg-GD5QfbB4.mp4 202 Whole numbers up to 10,000 https://www.khanacademy.org/math/cc-fourth-grade-math/imp-addition-and-subtraction-2/imp-rounding-whole-numbers/e/round-whole-numbers-word-problems 2026-04-30T20:20:55.724408584Z Round whole numbers word problems Solve word problems by rounding whole numbers. eje exercise https://www.khanacademy.org/math/cc-fourth-grade-math/imp-place-value-and-rounding-2/imp-comparing-multi-digit-numbers/v/comparing-whole-number-place-values 2021-05-07T00:21:37Z Comparing whole number place values Sal compares whole numbers written in expanded form, written form, and number form. Sal Khan video https://cdn.kastatic.org/googleusercontent/NIolzOHtyZCfKTl5ZgguceSoTRH33t7MUnq6hTWfWD5snH3h0OjSXGaRee4I4edkBQ5_-Orc5PhtARjBq5zBC02R Comparing whole number place values Sal compares whole numbers written in expanded form, written form, and number form. https://cdn.kastatic.org/ka-youtube-converted/3Xcae0OGavk.mp4/3Xcae0OGavk.mp4 91 Whole numbers up to 10,000 https://www.khanacademy.org/math/arithmetic-home/arith-place-value/arith-comparing-multi-digit-numbers/v/comparing-multi-digit-numbers-word-problems 2022-10-07T02:31:07.468665539Z Comparing multi-digit whole numbers word problems Sal solves word problems that involve comparing multi-digit whole numbers. video https://cdn.kastatic.org/ka_thumbnails_cache/03771b1c-a96b-4170-bbab-e648c2881a8e_1280_720_base.png Comparing multi-digit whole numbers word problems Sal solves word problems that involve comparing multi-digit whole numbers. https://cdn.kastatic.org/ka-youtube-converted/PqyS66_mE24.mp4/PqyS66_mE24.mp4 352 Whole numbers up to 10,000 https://www.khanacademy.org/math/arithmetic-home/arith-place-value/arith-comparing-multi-digit-numbers/e/compare-multi-digit-numbers-word-problems 2026-04-07T23:36:17.218592739Z Compare multi-digit numbers word problems Solve word problems by comparing whole numbers. eje exercise https://www.khanacademy.org/math/cc-fourth-grade-math/imp-place-value-and-rounding-2/imp-intro-to-place-value/v/largest-possible-number-from-4-digits-example 2021-05-07T00:21:34Z Creating the largest number Sal arranges digits to make the largest possible number. Sal Khan video https://cdn.kastatic.org/googleusercontent/0wIqMQ3XUZ6kuz7v0Z5kNAfYFXu3melMmX4heLx_Bhq13OKO9i5R6i2OnFsTqg6UKFYDAE1rooxTe-9zi8Sy3ie6 Creating the largest number Sal arranges digits to make the largest possible number. https://cdn.kastatic.org/ka-youtube-converted/k3qZCxL5TeE.mp4/k3qZCxL5TeE.mp4 138 Whole numbers up to 10,000 https://www.khanacademy.org/math/cc-fourth-grade-math/imp-place-value-and-rounding-2/imp-intro-to-place-value/e/creating-largest-or-smallest-number 2026-04-07T23:55:07.30621384Z Creating largest or smallest number Sal arranges digits to make the largest or smallest possible number. Lindsay exercise