Find the value of each expression mentally.

1. Complete the table.

   meters	centimeters	millimeters
   1
   10

2. What patterns do you notice in the table?
3. There are 3 long-distance races: 10 kilometers, 100 kilometers, and 1,000 kilometers. Complete the table to show these distances in meters.

   distance in kilometers	distance in meters
   1	1,000
   10
   100

4. What patterns do you notice in the table?

Here are the distances that each student jumped in the standing broad jump.

1. The average distance for 5th graders is 148 centimeters. Is each student in the table below, at, or above the average distance? Explain or show your reasoning.

2. Elena says her jump sounds more impressive if she reports it in millimeters.

   1. How far is Elena’s jump in millimeters? What about Mai’s and Clare’s jumps?
   2. Which unit do you think is best for reporting the jumps? Explain your reasoning.