Practice!

Sample Problem

The length of each of 6 bridges is 684 m and the length of each of 11 other bridges is 900 m. What is the total length of the bridges? 

km m

Solution

 

684 m × 6 = 4104 m

900 m × 11 = 9900 m

9900 m + 4104 m = 14004 m = 14 km 4 m