Elapsed Time Mountain Strategy

This Elapsed Time Mountain Strategy worksheet also includes:

Teaching children to calculate elapsed time can seem like an uphill battle, but this resource will make things a little easier. Using different symbols to represent hours, five-minute increments, and one-minute increments, young mathemiticians learn how to visually represent elapsed time on number lines.

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CCSS: Adaptable
Instructional Ideas

  • Use this resource during the direct instruction and guided practice segments of a math lesson on elapsed time
  • Begin the lesson by posing an elapsed time question relating to your class schedule, solving it at the end of the lesson using the mountain strategy described in this resource
  • Start by having the hills symbol stand for only five-minute increments, increasing the time they represent has children become more comfortable with using this strategy
Pros

  • Includes examples that demonstrate how this strategy can be used when moving forward and backward through time
  • Offers tips for teaching the strategy to students
  • Describes common mistakes children make when using this strategy
Cons

  • Resource is not a complete lesson, only offering one example and two practice problems
Common Core