1 / 2 + 1 / 4 + 1 / 8 +How about 1 / 128 + 1 / 256

1 / 2 + 1 / 4 + 1 / 8 +How about 1 / 128 + 1 / 256

The sum of the first two terms is equal to 1 / 2 + 1 / 4 = 3 / 4 = 1-1 / 4, the sum of the first three terms is equal to 3 / 4 + 1 / 8 = 7 / 8 = 1-1 / 8, and so on