Limits of Accuracy – Solving Problems

This Limits of Accuracy – Solving Problems video also includes:

Rounding has a significant impact on future calculations. Help your learners realize this significance with a thorough video lesson. Using multiple examples, the instructor calculates the upper bound and lower bound of several calculations when considering the possible measurements prior to rounding.

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CCSS: Adaptable
Instructional Ideas

  • Have pupils measure an object, such as their desktop, rounding to the nearest tenth of a centimeter, nearest centimeter, and nearest 10 centimeters; use each of the measurements to calculate the area and compare results
  • Pause the video after introducing the rectangle problem and ask pupils to offer suggestions for calculating the answer
Classroom Considerations

  • Expects proficiency with integer operations
Pros

  • Incorporates real-life connections in the example problems
  • Emphasizes the importance of labeling answers
Cons

  • None