1234-5*6-789=415
1-2*3-4+5*67+89=415
1+2-3*4+5*67+89=415
1-2*34+5+6*78+9=415
1/2*3*45*6-7+8+9=415
1-2+3+4+56*7+8+9=415
1/2*3*4+56*7+8+9=415
1*2+345+67-8+9=415
12*34+5-6+7-8+9=415
1-2+345+6+7*8+9=415
1+2+3+456-7*8+9=415
1*2*3+456-7*8+9=415
123*4-5*6-7*8+9=415
1+2*3+456*7/8+9=415
1*2*34*5+6+78-9=415
12*34-5+6+7+8-9=415
12+3*4+56*7+8-9=415
1*2*3*4+56*7+8-9=415
12*34+56/7+8-9=415
12*3+4+56*7-8-9=415
1+23+456-7*8-9=415
12/3*4*5*6-7*8-9=415
1+23*4-5+6*7*8-9=415
12/3+45/6*7*8-9=415
12/3+4+5*67+8*9=415
1/2*3*4*56+7+8*9=415
1-2+345+6-7+8*9=415
1+23+456+7-8*9=415
12/3*4*5*6+7-8*9=415
1-23-4+56*7/8*9=415