15.26减2.34减1.27减0.39 用简便方法计算

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15.26减2.34减1.27减0.39用简便方法计算15.26减2.34减1.27减0.39用简便方法计算15.26减2.34减1.27减0.39用简便方法计算15.26-2.34-1.27-0.3

15.26减2.34减1.27减0.39 用简便方法计算
15.26减2.34减1.27减0.39 用简便方法计算

15.26减2.34减1.27减0.39 用简便方法计算
15.26-2.34-1.27-0.39
=15.26-(2.34+1.27+0.39)
=15.26-4
=11.26