158+262+138375+219+381+2255001－247－1021－232（181+2564）+2719378+44+114+242+222276+228+353+219(375+1034)+(966+125)(2130+783+270)+101799+999+9999+999997755－(2187+755)2214+638+2863065－738－1065899+3442357－183－317－3572365－1086－214497－2992370+19953999+4981883－39812×2575×24138×25×4(13×125)×(3×8)(12+24+80)×50704×2525×32×12532×(25+125)88×125102×7658×98178×101－17884×36+64×8475×99+2×7583×102－83×298×199123×18－123×3+85×12350×(34×4)×325×（24+16）178×99+17879×42+79+79×577300÷25÷48100÷4÷7516800÷12030100÷210032000÷40049700÷7001248÷243150÷154800÷2521500÷1252356－（1356－721）1235－（1780－1665）75×27+19×2531×870+13×3104×(25×65+25×28)1.3/7×49/9-4/32.8/9×15/36+1/273.12×5/6–2/9×34.8×5/4+1/4