计算下面各题，能用简便方法的要用简便方法计算．
1.25×32×2.5 7.54﹣0.9×6﹣2.36 10.1×3.4
8÷0.9÷4.1 7.28+27.2÷4 3.6×5.2+4.8×3.6．
计算下面各题，能用简便方法的要用简便方法计算．
1.25×32×2.5 7.54﹣0.9×6﹣2.36 10.1×3.4
8÷0.9÷4.1 7.28+27.2÷4 3.6×5.2+4.8×3.6．
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