直接写得数。(M+P/P)p
4×25%=2q,s5}(n)`*~4| 3.6÷4%=*f8R+n,^;x'E5x(M+P/P)p
210÷70%=0e3\-i(P2W9j 1÷125%=(c9V2D.?4d;w0e'E,n8{9R)Y'R+I(M+P/P)p