Here's why: we start counting at one, and we count up to nine: 1, 2, 3, 4, 5, 6, 7, 8, 9, and then we get to 10, and in order to write 10, we write a one and a zero.
Evo zašto: Počnemo brojati kod jedan, i brojimo do devet -- jedan, dva, tri, četiri, pet, šest, sedam, osam, devet. I onda dođemo do 10,  i da napišemo 10, pišemo jedan i nula. To znači da imamo jednu grupu,