Rounding to the Nearest 10,000: Finding Consecutive Multiples with a Number Line
Khan AcademyJuly 1, 20251 min859 views
4 connectionsΒ·7 entities in this videoβUnderstanding Rounding to the Nearest 10,000
- π― The problem asks to identify a point on a number line that represents approximately 88,000 steps walked in a week.
- π‘ When a number is described as "about" a certain value, it implies estimation or rounding to a nearby multiple.
Using a Number Line for Estimation
- π Three points (A, B, and C) are shown on a number line between 70,000 and 88,000.
- β οΈ Points A and B are less than halfway between 70,000 and 88,000, meaning they would round back to 70,000 if rounding to the nearest 10,000.
Identifying the Closest Multiple
- π Point C is located more than halfway from 70,000 towards 88,000.
- β Because Point C is closer to 80,000 than 70,000, it is the point that best represents the estimated number of steps when rounding to the nearest 10,000.
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RoundingNearest 10,000Number LineEstimationConsecutive Multiples3rd Grade MathKhan Academy
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