一、脱式计算。23494555+××-×(-)×36163713×(83-56)5356×5721256(13+19)×913517+517×166126613×12+6613625×15+215÷4583×(13-8821×16)1+42137+3+7647×48910×11-9104×3×55891×34×277×1757×14+34×57101×117-72325×1616117+25×1731921894615515325353557553351101215377847782552211554791219993555453720635613÷67+23÷67231456912912143598581214623512034813716713115815117442812451534471371351467231624169+22571)×23+71(31155154×-÷×+×32.6×+32.6×0.281546257×16+27÷6127-(57+12)4664465×463464[1-(14+38)]÷14518×34+18×1418×58+18×424451541××-×6+÷180÷2.5÷457433895631614162323333148489329961148979341563451924355127923910111417163730357230511035220851859498586212554215759511962310152524741041096-3.2×0.5+0.49.6÷(9.6×4)53532.08×(9.6÷2.4)÷4.8235135678×0.69+1.2×6.9+6.9731388880.78÷0.25×4126449135737135385××÷÷×÷122514155÷17+5455×7(81)1553923613+1315)÷13[1(11224)]359857×89÷521×32.6×1.9÷2.6×1.9(17.64÷4.9+6.733.4165656(31.4)815÷[(1.2+0.5)×5]0.251653451.25230.812×12.5×3.271238118121112(5554-6)3453511111+(-)14(+)79798788890.75×18÷0.15722.65×1.7+1.35×1.72.5×3.2×1.251531223.4÷7.8-2.12842÷14+74×34134132+-+5.2-11÷7-×34÷1+6×7575734×4÷4×3465÷[(34-23)÷56]7.6×12÷[1.9-1.9×(1.9-1.9)](525351+12+14+18+116+1321.8)÷[(1.15+13220)×13]-14317-6.46-3.544.2÷1.5-1.5×0.645-33)÷(36414+27)19.98×37-199.8×1.9+1998×0.82(0.92+225)÷(4-27951.6÷[(3245-1.25)×5]9999×7+1111×37)(231÷2312312321-1÷2-1÷3-1670+1168)×692007×200520068.89×36+8.89×63+8.89216×1113(3-24(1.65÷5+1.29×0.2+2133×20%(+)×3+5049×[34-(716-14)]314+47×99+5140.7÷[(56-14)×24]1512524×(38-16)÷154.85×0.17+0.485×8.3216-2.86×(6.25-614)54.2-2169+4.8-91.47÷(2-1.02)+0.61×142000÷12.5÷25÷0.8÷478÷9×3355÷7221125×15+5÷15423+(45-253)×3[(45-1694)×11]÷20(115+349)×15-45÷49(112+4)÷(45÷4-110)7.28-(1.25+0.28)9990×200.8+1×20080.8×4×12.5×2.5121123÷[(+)×]4×0.6+0.6÷33.02-(148.4-90.85)÷2.5535131÷227+7÷1)÷5.1[1-(1315+10)]÷83141.6×5348+3.6÷4)×2956×(47+58-34)35×7.27+2.73×35(56-34)÷(114+6)((12÷[23×(16+13)]4.85-549+5.15-934134÷[(5+4)×7]23+13×34112513+13×(24517315511×[(25153)÷6]13)5×(1215+17)×1766217-7×(3+9)-25335417279177910.2-(1.25+2.5)÷1.51116×40-916÷1403648118÷(14+2.5×4534×(117+113)×131151067-67×(23+191-(1122-4)]×3))[(-×253457872451)÷÷[(-)×3](8×+÷)×12.522156399859+16×131920×17-35÷735÷[(112+120)×16]8.24-2.4÷2.5÷0.4(58+1214-5)÷402-155316÷7÷42219.050.812.54.81058324554.8722579157917445414535215121...