1 2 3 4 5 6 to 100 formula July 8, 2019 16 32 64 128 1 2 3 4 5 6 до 100 формула 1 + 2 + 3 + 4 = 10 4 1/2 + 1 1/3 1/2 + 1/3 + 1/6
