5×8×10×17×2÷10×10+345+786=

5*8*10*17*2:10*10+345+786=40*10*17*2:10*10+345+786=400*17*2:10*10+345+786=6800*2:10*10+345+786=13600:10*10+345+786=1360*10+345+786=13600+345+786=13945+786=14731

5*8=40*10=400*17=28000разделить на 10=2800*10=28000+345=28345+786=29132