[4-(0.5+2)]×0.75 先算小括号:=[4-2.5]×0.75 接着算中括号=1.5×0.75 然后乘出结果=1.125
[4-(0.5+2)]×0.75
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相关问题
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(0.4+2/3)÷(5/6-0.75)×0.5
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1.53×0.75+0.53×0.75-0.75×3.4
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(1-30%x)×0.5=0.35 [0.5—(0.75-0.6)]÷0.7 0.75+×+75%×
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2.7÷0.9= 0.75×4= 0.37×0.3= 12.5÷5= 0.8×5×0.6= 0÷0.02= 1.6×5×
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0.24-4/5×[5.5-(4.5+3/4÷0.75]
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一道减算题(2+0.75×1)+(2+0.75×2)+(2+0.75×3)+…+(2+0.75×11)得多少?
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17×30=?42÷60=?52÷13=?15×0.4=?0.42×3=?2.4×0.6=?0.75÷2.5=?0.32
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5.45×0.75+4.55×75%-四分之三
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能简算的要简算 (1) -5÷7+ ×2= (2) ×0.25+ ÷4= (3)4.5÷[(0.5+0.75)×1.2]
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直接写出得数.2.4+3.5=1-0.4=4×0.3=15×0.2=1.75+2.3=12+2.56=2.35×10=0