Khan Academy (English - US curriculum)
Math by grade
Eureka Math/EngageNY
4th grade (Eureka Math/EngageNY)
Module 1: Place value, rounding, and algorithms for addition and subtraction
Topic C: Rounding multi-digit whole numbers
Rounding whole numbers to nearest hundred
Rounding whole numbers to nearest hundred
Sal rounds 24,259 to the nearest hundred.
License: CC BY-NC-SA by Khan Academy