
5.6*69.32+138.64*0.05+693.2*0.43怎样简算?
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5.6*69.32+138.64*0.05+693.2*0.43
=5.6*69.32+69.32*2*0.05+69.32*4.3
=5.6*69.32+69.32*0.1+69.32*4.3
=(5.6+0.1+4.3)*69.32
=10*69.32
=693.2
=5.6*69.32+69.32*2*0.05+69.32*4.3
=5.6*69.32+69.32*0.1+69.32*4.3
=(5.6+0.1+4.3)*69.32
=10*69.32
=693.2

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巧算:(1)5.6乘69.32+138.64乘0.05+693.2乘0.43 5.6×69.32+138.64×0.05+693.2×0.43 =5.6×69.32+69.32×2×0.05+69.32×4.3 =69.32×(5.6+2×0.05+4.3 ) =69.32×10 =693.2 (2)362乘548-186分之362+548乘361 (362+548×361)/(362×548-186) =(362+548×361)/(361×548+548-186) =(362+548×361)/(361×548+362) =1
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5.6*69.32+138.64*0.05+693.2*0.43
=5.6*69.32+69.32*2*0.05+69.32*10*0.43 也就是题目中的138.64÷2,693.2÷10
=5.6*69.32+69.32*0.1+69.32*4.3
=69.32*(5.6+0.1+4.3)
=69.32*10
=693.2
=5.6*69.32+69.32*2*0.05+69.32*10*0.43 也就是题目中的138.64÷2,693.2÷10
=5.6*69.32+69.32*0.1+69.32*4.3
=69.32*(5.6+0.1+4.3)
=69.32*10
=693.2
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5.6*69.32+138.64*0.05+693.2*0.43
=5.6*69.32+69.32*2*0.05+69.32*4.3
=5.6*69.32+69.32*0.1+69.32*4.3
=(5.6+0.1+4.3)*69.32
=10*69.32
=693.2
希望采纳哦!
=5.6*69.32+69.32*2*0.05+69.32*4.3
=5.6*69.32+69.32*0.1+69.32*4.3
=(5.6+0.1+4.3)*69.32
=10*69.32
=693.2
希望采纳哦!
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5.6*69.32+138.64*0.05+693.2*0.43
=5.6*69.32+69.32*2*0.05+69.32*4.3
=5.6*69.32+69.32*0.1+69.32*4.3
=(5.6+0.1+4.3)*69.32
=10*69.32
=693.2
选我呀!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
=5.6*69.32+69.32*2*0.05+69.32*4.3
=5.6*69.32+69.32*0.1+69.32*4.3
=(5.6+0.1+4.3)*69.32
=10*69.32
=693.2
选我呀!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
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