Dobrý den. Mám asi hloupý dotaz ale proč když na této kalkulačce zadám 100-10%= napíše výsledek 99,9 nebo ve zlomku 999/10? Dělám něco špatně? Díky.

Casio is a Japanese manufacturer of electronics and electronic equipment. Its history begins in 1946 in Tokyo. The company was originally a manufacturer of calculators, leading the field throughout the second half of the twentieth century. The company has expanded a lot, offering watches and audio equipment in addition to calculators.
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