What is half a quarter called?

Answer 1

An eighth. 1/8 In monetary terms, there used to be a coin which was worth 1/2 of a quarter or 1/8 of a dollar. It was referred to as a 'bit', hence the phrase "two bits" meaning the 25 cent coin or quarter.

Answer 2

Half of a quarter is called an eighth. In mathematical terms, a quarter is equal to 1/4, so half of a quarter would be 1/4 divided by 2, which equals 1/8. In terms of fractions, an eighth is one of eight equal parts of a whole.