1.NBT.B.2
Tens and ones
Understand that the two digits of a two-digit number show amounts of tens and ones.
Cấp lớp: Lớp 1 · Lãnh địa: Số và các phép toán trong Cơ số Mười
In bảng tínhKỹ năng liên quan
Trò chơi phù hợp với 1.NBT.B.2
Hãy thực hành tiêu chuẩn này với những trò chơi miễn phí này.
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