如题所述
12x(34+46)÷32
=12x80÷4÷8
=ï¼12÷4ï¼xï¼80÷8ï¼
=3x10
=30
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=12x80÷4÷8
=ï¼12÷4ï¼xï¼80÷8ï¼
=3x10
=30
è¡å®¶æ£è§£ï¼ä¸æç½å¯ä»¥è¿½é®ï¼ç¥æ¨å¦ä¹ è¿æ¥
满æ请ç¹å»ä¸é¢çãé为满æåçãæé®ï¼O(â©_â©)O谢谢
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第1个回答 2016-06-30
12x(34+46)÷32
=12x80÷32
=3x4x8x10÷32
=3x10x32÷32
=30
谢谢，请采纳
=12x80÷32
=3x4x8x10÷32
=3x10x32÷32
=30
谢谢，请采纳
第2个回答 2016-06-30
12x(34+ 46)÷32
=12x80÷32
=12x10÷4
=3x10
=30
=12x80÷32
=12x10÷4
=3x10
=30
