计算32.5＋2.7＝（）4.3＋27.5＝

计算5P)N7R4Q(x.K/n)I,w

32.5＋2.7＝)D*`(_.[6e3^/\'p5P)N7R4Q(x.K/n)I,w

4.3＋27.5＝/Q)y*f6R)i;F1v*y:R0@5P)N7R4Q(x.K/n)I,w

6.1－5.6＝0l7O5N2x7Y.u5`3D5P)N7R4Q(x.K/n)I,w

23.6－1.9＝:l.b(X/}5P)N7R4Q(x.K/n)I,w