How do I know what unit to use in my answer? ex. It is a 3- kilometer walk to the river. Sam walks for 500 meters. Then, she walks another 1050 meters.

Respuesta :

i need help please how to solve can someone figureout
 500 meters
1050 meters
1550 meters which equals 1.550 kilometers

3.000
1.550
1.450 kilometers left to go!