Question

calcule a soma dos 8 primeiros termos da pg (320, 160, 80...)

Answer 1

320
320 ÷ 2 = 160
160 ÷ 2 = 80
80 ÷ 2 = 40
40 ÷ 2 = 20
20 ÷ 2 = 10
10 ÷ 2 = 5
5 ÷ 2 = 2,5.

320 + 160 + 80 + 40 + 20 + 10 + 5 + 2,5 = 637,5