а) 5 + 1 = 6
6 * 2 = 12
12 * 2 = 24
24 + 1 = 25
б) 9 * 2 = 18
18 + 1 = 19
19 + 1 = 20
20 * 2 = 40
40 * 2 = 80
80 * 2 = 160
а) 5 + 1 = 6
6 * 2 = 12
12 * 2 = 24
24 + 1 = 25
б) 9 * 2 = 18
18 + 1 = 19
19 + 1 = 20
20 * 2 = 40
40 * 2 = 80
80 * 2 = 160