Rozšíření zlomku na setiny
Rozšiř zlomek \frac{4}{5} tak, aby vyjadřoval setiny.
=\frac{80}{100}
=\frac{8}{10}
=\frac{20}{50}
=\frac{40}{100}
Rozšiřování zlomku je jednoduchá početní operace. Jednoduše vynásobíš jak čitatele, tak jmenovatele výrazem, kterým zlomek rozšiřuješ.
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