48×0.56+44×0.48=48×(0.56+0.44)=48×1=48你好,本题已解答,如果满意请点右下角“采纳答案”。
48x0.56+44x0.48用简便方法48x0.56+44x0.48=48x0.56+0.44x100x0.48=48x0.56+0.44x48=48x(0.56+0.44)=48x1=48或者=0.48x100x0.56+44x0.48=0.48x56+44x0.48=0.48x(56+44)=0.48x100=48