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1、(1) 80+84245(2) 84.77-47 (3) 28-(3.+.25.) (4) 36.72.259.9(5) .260.52+3.6048+7.05(6) 2.551+2.457(7) 5180-056(8) 87.27.6+73.47.-87.(9) 779+111(10) 2422.5.(11) 10(0.2+6.0)0.1(12) 0.815.5-(3.215.79)(13) (21+2389)(14) 5.7101(15) .2(12.5750.75)(16) (31.+.2)(17) 3.8-(9.85+.0)(18) 6715-974 (19) 31.54(+3)(20
2、) 405(3213-18)(21) 210.3-.24.5(22) 22.5+2.52(23) 3416(.0163)(24) 2(24-1.8)0.4+0.15(25) 9-64.1.0.9(26) 0.8(0-6.76)12(27) 19.4.12.3(28) .670.2-0.62(29) 18.1.9+3.93(30) 0.040.24+0.75(31) 400.2(32) 0.75102(33) 1056(34) 78+5436+1(35) 4621492(36) 60(95+8.9)018(37) 04257.8+22(38) 85(9-144024)(39) 5(-)(40)
3、3.4-(8.672-.6)(41) 785-(7.85+6.)(42) (93+22)(43) 8412+2337(44) (3921)(66)(45) 6(177-7.2)3(46) 37.85-(.5+.4)30(47) (56.9318)(48) 8(72-)9(49) 5712-560(50) 8-6401612(51) 8010+79(52) 960(1500-25)(53) 192-(4+8)6(54) 3825(55) (+24+80)(56) 704(57) 22125(58) 32(25+12)(59) 7811-178(60) 6+648(61) 799+275(62)
4、2-3(63) 989(64) 5(24+16)(65) 2318-12335123(66) 74+79+75(67) 730254(68) 1539.62+5.3815.3(69) 4.3+3.(2-197)(70) 4.+3.91(2-19.7)(71) 2.91.420.16(72) 20-(3.057.1)18(73) 30.1(9.85+107)(74) (2.44-1.8)0.420(75) 2.14+26(76) 5.4208+60208-2.08(77) 0.81-(9.8+1.07)(78) (125+25+0.125)8(79) 32252(80) 9(684.51.60.
5、55)(81) 929.728.21(82) 0.5(5.14.)1.(83) (2.51.1+.4515)0.3(84) (.3-.)09+3652.(85) 125-31+0.5-6.17(86) (19-1.9)(3.8.)(87) .617+11.(88) 62.8+6.5(3.-32)(89) 9.133.65.61.(90) (0.62+7.638.1)0.(91) .8-(7.-2.5)7(92) 270653-(0.75)2(93) .(1-2.4)761.6(94) .74+968.7(95) 5.2812.5120.8+72(96) (.8-.6.7)2.+.87(97)
6、.2(.24.9.7)(98) 6.8-(7.8+1.0.5).3(99) .02.7+7.576.3(100) 0.153.22.5(101) 50+1600(58+370)(64-)(102) 120-14418+5(103) 34+4541052(104) (58+37)(6-95)(105) 95(64-45)(106) 1781456+42(107) 42+5806128(108) 85+4(14+082)(109) (2846)(5-82088)(110) 123648+35(111) (5+7)(6-9)(112) (8-6.8.55)85(113) 0.4.0.14.8(114
7、) (3.21.525).6(115) 6-.64(116) 538+78-537(117) 7.208-.2(118) 6-1.13-0.43(119) 65(4.8-24)(120) 0.81.9+0.21.9(121) 1015-1750.-5.7(122) 58(3.87.13)4.2.(123) 32.2-(6+9.7283.2)2(124) 1004(24)(125) .2(95)03(126) 10-141+35(127) 347452-4052(128) (58+7)(4-95)(129) 95(64-45)(130) (136+64)(-342)(131) 8+4(14+20
8、2)(132) 120-61835(133) (5+3)(64-95)(134) (6.8-6.80.55)85(135) 0.124.014.8(136) 2(1.5+2.5)1(137) 4.02+5.498(138) 5.17.2(139) 13.75-(.5+.48)(140) 3.68+7.56-268(141) 7.85+2.34-.84.66(142) 35.6-181.67.2(143) 32.+.18.1(144) 9.6+.-36(145) 7.-0.532.4(146) 5.2+2.86-0.6+1.6(147) 1.5-468+2.65(148) 47.8-45+8.8(149) 0.38+0.33.4(150) .73.-0.59+.25(151) 2.5-(6.07+13)(152) 73.8-.43.8-3(153) 6.8-8.6.34(154) 0.524(155) 3.2563.(156) 68-3.9-.12(157)