老朱用的應該是算籌。
最早的算盤是蘇美爾人的泥算盤
所有跟帖:
• 不知道具體區別。算盤學完九九歸一後,就沒碰過,沒操作過開方:) -JSL2023- ♂ (0 bytes) () 04/11/2024 postreply 10:50:54
• 不知道具體區別。算盤學完九九歸一後,就沒碰過,沒操作過開方:) -JSL2023- ♂ (0 bytes) () 04/11/2024 postreply 10:50:54
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