递等式计算7.2÷0.25&divi

递等式计算+E(T;g;]4S.X2a.U;G.G

7.2÷0.25÷0.4+E(T;g;]4S.X2a.U;G.G

算式：提示7j.Z*U({1t7},j/f+E(T;g;]4S.X2a.U;G.G

=/O0R6I5b-`*u-q7y7]1g/X+E(T;g;]4S.X2a.U;G.G