计算.g*U1a,S*s)_:w8J3[:R.b)u
94×9393-92×9494.g*U1a,S*s)_:w8J3[:R.b)u
算式：提示*C9a0d.g*U1a,S*s)_:w8J3[:R.b)u
=1a2H,r5Q;~4q.g*U1a,S*s)_:w8J3[:R.b)u