计算下列各题(过程)(-7.25)-(-3.63)-(+2.75)+(-3.63)(-54)*2又2分之一/(-4又2分之一)*9分之二图片
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![计算下列各题(过程)(-7.25)-(-3.63)-(+2.75)+(-3.63)(-54)*2又2分之一/(-4又2分之一)*9分之二图片](/uploads/image/z/2770024-40-4.jpg?t=%E8%AE%A1%E7%AE%97%E4%B8%8B%E5%88%97%E5%90%84%E9%A2%98%28%E8%BF%87%E7%A8%8B%29%28-7.25%29-%28-3.63%29-%28%2B2.75%29%2B%28-3.63%29%28-54%29%2A2%E5%8F%882%E5%88%86%E4%B9%8B%E4%B8%80%2F%28-4%E5%8F%882%E5%88%86%E4%B9%8B%E4%B8%80%29%2A9%E5%88%86%E4%B9%8B%E4%BA%8C%E5%9B%BE%E7%89%87)
计算下列各题(过程)(-7.25)-(-3.63)-(+2.75)+(-3.63)(-54)*2又2分之一/(-4又2分之一)*9分之二图片
计算下列各题(过程)
(-7.25)-(-3.63)-(+2.75)+(-3.63)
(-54)*2又2分之一/(-4又2分之一)*9分之二
图片
计算下列各题(过程)(-7.25)-(-3.63)-(+2.75)+(-3.63)(-54)*2又2分之一/(-4又2分之一)*9分之二图片
(-7.25)-(-3.63)-(+2.75)+(-3.63)
=-7.25+3.63-2.75-3.63
=-(7.25+2.75)
=-10
(-54)*2又2分之一/(-4又2分之一)*9分之二
=54×5/2×2/9×2/9
=20/3