如题所述
解ï¼
101x39ï¼39ç¨ç®ä¾¿è®¡ç®è¿æ ·åï¼
101x39ï¼39
=39xï¼101-1ï¼
=39x100
=3900
101x39-39çç®ä¾¿è®¡ç®ç»ææ¯3900
101x39ï¼39ç¨ç®ä¾¿è®¡ç®è¿æ ·åï¼
101x39ï¼39
=39xï¼101-1ï¼
=39x100
=3900
101x39-39çç®ä¾¿è®¡ç®ç»ææ¯3900
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