Bг I 2 Trang 9 Toгўn 6 Tбє­p 1 May 2026

as a set of odd natural numbers greater than 30, students must determine if specific numbers belong to that set. Understanding set notation symbols like ∈is an element of (belongs to) and ∉is not an element of (does not belong to). 3. Cánh diều (Kite)

Students are often asked to use a specific set of digits (e.g., 0, 1, and 2) to write all possible three-digit natural numbers without repeating digits. BГ i 2 trang 9 ToГЎn 6 tбє­p 1

In the Cánh diều series, page 9 is part of . as a set of odd natural numbers greater