Percent of a Number: Rock Climbing

What percent of the 100 ft. rock has Marta climbed? Young mathematicians find the percent of number (the rock height) by moving the climber up and down the rock.

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Instructional Ideas

  • Use as a way to introduce finding the percent of a number
  • Assign the link to Google Classroom and have class member complete the interactive at home
  • Model how to use the interactive before allowing students to manipulate it on their own
Classroom Considerations

  • Requires that all users have a free CK-12 count setup to access the interactive
  • Assumes learners can find the percent ration of a number greater than 100
  • Provide paper for pupils to workout some of the problems, expecially the last one

  • The last question provides an opportunity for discussion amongst classmates
  • The learn more link allows for additional practice and instruction on finding the percent of a number
  • Uses a combination of multiple choice and short answer questions

  • None