From her home, Devon would have to walk 5 miles north to get to her friend Robert's house and 4.8 miles east to get to her friend Andrew's house. One day, Devon walked from her home to Andrew's house. Together, Andrew and Devon cut directly through the field that separated them from Robert's house. When they finished playing at Robert's, Devon walked back home. In all, how far did Devon walk? If necessary, round to the nearest tenth.
Devons starting point-her house, 0 miles
devon goes to Andrews house-4.8 miles
andrews house to Roberts-.2 miles (5-4.8)
roberts to back home-5 miles
add the distances all up
4.8+0.2+5=10
Devon walked 10 miles in all
Devons starting point-her house, 0 miles
devon goes to Andrews house-4.8 miles
andrews house to Roberts-.2 miles (5-4.8)
roberts to back home-5 miles
add the distances all up
4.8+0.2+5=10
Devon walked 10 miles in all