Due to Pope Sylvester II's reintroduction of the abacus with modifications, it became widely used in Europe again during the 11th century It used beads on wires, unlike the traditional Roman counting boards, which meant the abacus could be used much faster and was more easily moved.
dˈuː tə pˈoʊp sˈɪlvɛstɚ ɹˌoʊmən tˈuː ɹˌiːˌɪntɹədˈʌkʃən ʌvðɪ ˈæbækəs wɪð mˌɑːdɪfɪkˈeɪʃənz, ɪt bɪkˌeɪm wˈaɪdli jˈuːzd ɪn jˈʊɹɹəp ɐɡˈɛn dˈʊɹɹɪŋ ðɪ ɪlˈɛvənθ sˈɛntʃɚɹi ɪt jˈuːzd bˈiːdz ˌɔn wˈaɪɚz, ʌnlˈaɪk ðə tɹɐdˈɪʃənəl ɹˈoʊmən kˈaʊntɪŋ bˈoːɹdz, wˌɪtʃ mˈɛnt ðɪ ˈæbækəs kʊd biː jˈuːzd mˈʌtʃ fˈæstɚ ænd wʌz mˈoːɹ ˈiːzili mˈuːvd.