1、(1) 280+840245(2) 84.77-54.77 (3) 28-(3.4+1.252.4) (4) 36.724.259.9 (5) 3.260.52+3.260.48+7.05 (6) 2.557.1+2.457.1(7) 5180-7056 (8) 87.427.6+73.487.4-87.4(9) 7779+11113(10) 242.4-2.50.8(11) 10-(0.2+6.370.7)0.01(12) 0.815.5-(3.21+5.79) (13) (4121+2389)7 (14) 5.7101 (15) 4.2(12.5-7.50.75)(16) (31.8+3.
2、24)5(17) 30.814-(9.85+1.07) (18) 67115-974 (19) 31.54(6+3) (20) 405(3213-3189)(21) 2.8810.43-0.243.5(22) 22.5+2.52(23) 3.416(0.01635)(24) 20(2.44-1.8)0.4+0.15(25) 194-64.81.80.9(26) 0.8(10-6.76)1.2 (27) 19.46.12.3 (28) 5.670.2-0.62 (29) 18.10.92+3.93 (30) 0.0430.24+0.875 (31) 0.40.70.25 (32) 0.75102
3、(33) 100-56.23(34) 0.78+5.436+1 (35) 46912+1492 (36) 60-(9.5+28.9)0.18(37) 0.64257.8+2.2(38) 85(95-144024) (39) 125(33-1)(40) 37.4-(8.6+7.24-6.6)(41) 37.85-(7.85+6.4)(42) (93+2521)9(43) 38412+23371 (44) (39-21)(3966) (45) 156(17.7-7.2)3(46) 37.85-(7.85+6.4) 30 (47) 28(5+969.9318) (48) 81(72-54)9(49)
4、 5712-56035 (50) 848-6401612 (51) 2800 100+789 (52) 960(1500-3245)(53) 192-(54+38)67 (54) 138254(55) (12+24+80)50 (56) 70425 (57) 2532125 (58) 32(25+125)(59) 178101-178 (60) 8436+6484(61) 7599+275 (62) 83102-832 (63) 98199 (64) 25(24+16)(65) 12318-1233+85123 (66) 7942+79+7957(67) 7300254 (68) 15.394
5、.62+5.3815.39 (69) 4.3+3.91(22-19.7)(70) 4.3+3.91(22-19.7) (71) 2.91.4+20.16 (72) 200-(3.05+7.1)18(73) 30.814-(9.85+1.07)(74) (2.44-1.8)0.420 (75) 2.91.4+20.16 (76) 5.42.08+660.208-2.08(77) 30.814-(9.85+1.07) (78) (12.5+1.25+0.125)80 (79) 321252.5 (80) 94(6.848.5-31.460.55) (81) 9.2+9. 7283.21. 5 (8
6、2) 10.5(5. 1-4 . 4)+18.25(83) (2.551.5+1.5+6.451.5)0.3 (84) (8.3-6.8)0.9+3.652.5 (85) 12.25-3.1+0.85-6.17(86) (1.9-1.90.9)(3.8-2.8) (87) 2.651.7+1.351.7 (88) 6302.98+6.5(3.2-3.12)(89) 9.1 - 33.65.61.5 (90) (0.62 + 7.63820.1)0.25 (91) 1.8 - (7.5 - 2.25)3.75(92) 2.7065.3 -(0.8 + 0.75)2 (93) 5.6(10-2.4
7、)7.61.6 (94) 8.370.4+9.68.37 (95) 5.28+12.54.120. 8+4.72 (96) (10.8-1.06-0.74)2.87+2.87 (97) 3.25(30.1-24.914.7) (98) 68.8-(7.8+16.082.5)1.3(99) 7.0523. 7+7.0576.3 (100) 0.1253.22.5 (101) 50+16040 (58+370)(64-45)(102) 120-14418+35 (103) 347+452-416052 (104) (58+37 )(64-95 )(105) 95(64-45) (106) 178-
8、14556+42 (107) 420+580-642128(108) 85+14(14+20826 ) (109) (284+16)(512-820818)(110) 120-36418+35 (111) (58+37 )(64-95 ) (112) (6.8-6.80.55)8.5(113) 0.12 4.80.124.8 (114) (3.21.5+2.5 )1.6 (115) 6-1.64(116) 5.38+7.85-5.37 (117) 7.20.8-1.25 (118) 6-1.193-0.43 (119) 6.5 (4.8-1.24 ) (120) 0.681.9+0.321.9
9、 (121) 10.15-10.750.4-5.7(122) 5.8 (3.87-0.13 )+4.23.74 (123) 32.52- (6+9.7283.2)2.5 (124) 10024 (24-4 )(125) 7.2 (9-5 )0.3 (126) 120-14418+35(127) 347+452-416052 (128) (58+37 )(64-95 ) (129) 95 (64-45)(130) (136+64)(65-34523) (131) 85+14(14+20826 )(132) 120-36418+35(133) (58+37 )(64-95 ) (134) (6.8
10、-6.80.55)8.5 (135) 0.12 4.80.124.8(136) 3.2 (1.5+2.5)1.6 (137) 4.02+5.4+0.98 (138) 5.17-1.8-3.2(139) 13.75-(3.75+6.48)(140) 3.68+7.56-2.68 (141) 7.85+2.34-0.85+4.66 (142) 35.6-1.8-15.6-7.2 (143) 3.82+2.9+0.18+9.1 (144) 9.6+4.8-3.6 (145) 7.14-0.53-2.47 (146) 5.27+2.86-0.66+1.63 (147) 13.35-4.68+2.65(
11、148) 47.8-7.45+8.8 (149) 0.398+0.36+3.64 (150) 15.75+3.59-0.59+14.25 (151) 42.5-(6.07+1.13)(152) 73.8-1.64-13.8-5.36 (153) 66.86-8.66-1.34 (154) 0.2516.24 (155) 3.723.5+6.283.5(156) 36.8-3.9-6.1 2 (157) 5.48-(9.4-0.52) (158) 4.87.8+780.52 (159) 3.6102 (160) 6.40.25+3.64 (161) 32+4.9-0.9 (162) 4.8-4.
12、80.5 (163) (1.25-0.125)8 (164) 4.8100.1 (165) 56.59.9+56.5 (166) 7.0910.8-0.87.09 (167) 4.23.5 (168) 3201.258 (169) 18.769.9+18.76 (170) 3.522.50.4 (171) 4.780.2+3.44 (172) 3.6-0.62 (173) 3.6510.1(174) 3.6-3.60.8 (175) 15.20.254 (176) 5.63.5 (177) 9.60.80.4(178) 4.299+4.2 (179) 0.89100.1 (180) 146.5-(23+46.5)