Question 4
According to the pattern below, find the missing number.
Source glossary (English–Vietnamese): Pattern: quy luật; Missing number: số còn thiếu.
Source glossary (English–Vietnamese): Pattern: quy luật; Missing number: số còn thiếu.
HKIMO 2019 Grade 5 National Final (Heat) Set 02 Question 4
HKIMO · HKIMO 2019 Grade 5 National Final (Heat) Set 02