00656naa#a2200157#i#450# RU\AUS PUBLISHERS\bibl\5234 20241127235025.3 20210723b2021####ek#y0rusy0150####ca RU KEY POSITIONS OF THE IMPLEMENTATION OF CONTINUITY IN THE STUDY OF NATURAL NUMBERS AND FRACTIONS AT THE INITIAL AND BASIC STAGES OF EDUCATION Статья/тезисы конференции Мельбурн AUS PUBLISHERS 2021 10 с. Статья/тезисы конференции local Trofimenko Yulia Vladimirovna Krivets Anastasia Alexandrovna auspublishers.com.au