小数的简便计算题58+2.7-3.6

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小数的简便计算题58+2.7-3.6小数的简便计算题58+2.7-3.6小数的简便计算题58+2.7-3.658+2.7-3.658+2.7-3.6=57.1+0.9+2.7-3.6=(580+27-

小数的简便计算题58+2.7-3.6
小数的简便计算题
58+2.7-3.6

小数的简便计算题58+2.7-3.6
58+2.7-3.6 58+2.7-3.6
=57.1+0.9+2.7-3.6 =(580+27-36)/100
=57.1+(0.9+2.7)-3.6 =571/100
=57.1+3.6-3.6 =57.1
=57.1

2.7-3.6=0.9

57.1