32×38+26×86的巧算
32Ã38 é¦åå°¾åå ç´æ¥
åé¢ä¸¤ä½ 3Ãï¼3+1ï¼ = 12
åä¸¤ä½ 2Ã8 = 16
æ以 32X38 = 1216
26Ã86 å°¾åå®åå
åé¢ä¸¤ä½ 2Ã8+6 = 22
åé¢ä¸¤ä½ 6Ã6 =36
æ以 26Ã86=2236
32Ã38+26Ã86
=1216+2236
=2452
åé¢ä¸¤ä½ 3Ãï¼3+1ï¼ = 12
åä¸¤ä½ 2Ã8 = 16
æ以 32X38 = 1216
26Ã86 å°¾åå®åå
åé¢ä¸¤ä½ 2Ã8+6 = 22
åé¢ä¸¤ä½ 6Ã6 =36
æ以 26Ã86=2236
32Ã38+26Ã86
=1216+2236
=2452
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