Ответ:\(600+50+1=651\);\(200+80+4=284\);\(457+3+1=461\);\(600+70+5=675\);\(900+30+8=938\);\(500+30+9=539\);\(500+20+5=525\);\(600+50+6=656\);\(350+50=400\);\(135-9=126\).