温州数字教育资源网-温州市教育局-可汗学院：算术与代数预备课程：小数-0006.小数估计

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Training and Mile Tracking

The document begins with an introduction to Genanal's training for a road race and how she tracks her daily running distances using a pedometer.
00:00:03

Daily Running Distances

Genanal records the distance she runs over four days: Saturday, Sunday, Monday, and Tuesday. The readings are presented in decimal form, indicating varying levels of precision.
00:00:19

Estimating Total Distance

An explanation of how Genanal estimates the total distance run by rounding each day's mileage to the nearest whole number, making calculations easier while providing a close approximation.
00:01:21

Exact Distance Calculation

This section details the process of calculating the exact total distance run over the four days by summing up the precise decimal values, carefully aligning decimals for accuracy.