摘要:1. 计算:32 = ▲ .(-1)2 = ▲ .
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计算下列各题:
(1)23°30′=_____°,13.6°=____°_______′;
(2)52°45′-32°46′=_____°_____′;
(3)18.3°+26°34′=_______°_______′.
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计算下列各题:
(1)23°30′=_____°,13.6°=____°_______′;
(2)52°45′-32°46′=_____°_____′;
(3)18.3°+26°34′=_______°_______′.
查看习题详情和答案>>