TV on a Rolling Cart

Calculating Time Remaining

From Cyberchase · 2007

Calculating Time Remaining
3rd4th5thMath
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Summary

A Cyberchase segment in which Digit must finish cooking before a snowstorm hits and uses subtraction to work out how much time is left. A motivating subtraction-with-time problem.

Viewer safety

All ages
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Teaching resources

Discussion questions

Discussion

  1. How did Digit know how much time was left?
  2. Why is subtraction useful for a countdown?
  3. When do you need to figure out time remaining in your day?

Quick work-a-long

Vocabulary: remaining, subtract, deadline.

Try it: It is 1:20 and recess starts at 2:00. How many minutes are left?

Calculating Time Remaining — TV on a Rolling Cart