Respuesta :
Answer:
0.65 miles.
Step-by-step explanation:
Dmitry runs 3.1 miles on Saturday.
He runs 2.45 miles on Sunday.
On Saturday he runs 3.1 - 2.45 = 0.65 miles farther.
He ran .65 miles less, 3.1 - 2.45, so 2.45 minus .65 is 1.8 miles. He runs 1.8 miles on Sunday.