Mystery Strip Activity
Create one strip of paper exactly 1 meter long and do not mark the strip in any way. See example below:
Then create the blue mystery strip by downloading this PDF file, making sure to follow the sizing instructions discussed in the document.
Do the Activity
- Put away rulers and other standard measuring devices!
- Without using standard measuring devices, express the length of the mystery piece as a fraction of a meter, for example: The mystery strip is ____ of a meter.
- Give team members time to try the problem individually and then discuss your approaches. It is an unfamiliar problem type, so you may find it useful to check out the solution approaches.
- What understandings of fractions help in solving this problem?