The abacus had fallen out of use in western Europe in the 16th century with the rise of decimal notation and algorismic methods.
ðɪ ˈæbækəs hæd fˈɔːlən ˌaʊɾəv jˈuːs ɪn wˈɛstɚn jˈʊɹɹəp ɪnðə sˈɪkstiːnθ sˈɛntʃɚɹi wɪððə ɹˈaɪz ʌv dˈɛsɪməl noʊtˈeɪʃən ænd ˌælɡɚɹˈɪsmɪk mˈɛθədz.