1、 4 8 9 (1)和-7 (2)-2和2 (3)3和-0.6 8 -29 -6.5 9 6 680(-20) (-20)(-9) 10(-27) (12)0 68 (28) 28 32 15(3) (8)(2) 0.42.4(9.7) 2 2 2 () (27)(1.5)6 3 5 5 1 2 ()9( )(4) 1228(9)10 2 3 2 (1)和-9 (2)-2和6 (3)7和-1 -53 -1.6 1 150(-70) (-80)(-9) 8(-20) (20)0 88 (77) 77 12 19(10) (10)(7) 4.89.8(7.6) 2 1 8 () (25.5)(21
2、.5)5 3 9 9 1 1 ()8( )(1) 1027(2)19 7 8 (1)和-11 (2)-7和5 (3)3和-9.7 33 -3.8 5 650(-50) (-30)(-6) 1(-12) (12)0 48 (59) 59 52 16(2) (4)(7) 0.72.1(9.2) 8 1 8 () (3)(15.5)6 7 9 9 ()7( )(2) 1021(9)40 5 6 (1)和-10.5 (2)-10和4 (3)-2和-5.1 8 -0.8 -6 600(-30) (-10)(-4) 5(-10) (14)0 75 (52) 52 25 13(4) (27)(17) 6.1
3、6.4(9) () (12.5)(32)4 9 7 7 ()7( )(5) 1925(4)30 3 6 (1)和-10.5 (2)-9和1 (3)2和-2.6 -78 -4.3 0 430(-60) (-50)(-4) 1(-11) (6)0 46 (86) 86 54 8(5) (30)(16) 4.84.1(1.8) 2 1 2 () (21.5)(16)5 7 5 5 ()9( )(3) 1322(8)11 6 5 (1)和-14.5 (2)-3和2 (3)8和4.8 -4 -1 -3 120(-80) (-60)(-2) 7(-19) (4)0 59 (41) 41 41 18(2)
4、(17)(4) 2.62.1(7.3) 4 8 1 () (17)(3)6 ()6( )(7) 2820(7)20 8 6 (1)和-1 (2)-6和7 (3)3和-1.6 21 -7.8 7 7 480(-50) (-70)(-9) 7(-12) (7)0 19 (44) 44 81 15(1) (15)(5) 5.81.3(0.1) 4 4 8 () (20.5)(5)1 ()8( )(5) 1437(3)15 9 5 (1)和-14 (2)-1和6 (3)8和-1.6 -16 -6 -2 460(-70) (-10)(-3) 9(-14) (18)0 80 (19) 19 20 3(9)
5、 (16)(19) 2.40.8(7) 4 2 1 () (20.5)(8.5)5 9 5 5 ()6( )(7) 2831(7)36 6 6 (1)和-1 (2)-3和9 (3)2和7.4 -87 -9.1 10 850(-80) (-30)(-5) 3(-16) (12)0 75 (45) 45 25 15(7) (20)(7) 8.72(7.6) 8 4 1 () (19)(21.5)2 7 7 7 ()1( )(3) 1732(4)32 (1)和-4.5 (2)-2和7 (3)3和1.9 -82 -1.7 -3 530(-80) (-30)(-1) 9(-4) (14)0 67 (46
6、) 46 33 6(7) (1)(14) 0.97.2(5.5) 4 8 2 () (15)(26.5)6 ()6( )(8) 2335(6)21 (1)和-4.5 (2)-8和9 (3)-3和7.4 96 -5.3 -3 150(-60) (-50)(-6) 6(-26) (18)0 35 (77) 77 65 13(10) (20)(20) 5.19.7(0.7) 2 2 8 () (19.5)(27)5 1 5 ()9( )(3) 1834(9)20 4 6 (1)和-11 (2)-2和10 (3)-8和7 88 -2.2 10 100(-70) (-80)(-1) 5(-20) (4)
7、0 16 (82) 82 84 7(9) (14)(9) 4.93.2(5.5) () (2)(4.5)3 ()1( )(4) 2626(3)31 (1)和-6.5 (2)-3和6 (3)-6和-5.9 98 -7.1 -1 520(-80) (-50)(-5) 5(-23) (4)0 27 (68) 68 73 6(9) (28)(12) 7.78.4(0.2) 1 2 1 () (16)(2.5)6 ()3( )(9) 2027(2)25 (1)和-12.5 (2)-7和5 (3)-9和3.7 -4 -5.5 -3 630(-20) (-40)(-6) 8(-14) (20)0 82 (3
8、6) 36 18 7(8) (29)(5) 33.7(7.7) () (7.5)(30)7 9 9 9 1 9 ()4( )(4) 3028(2)36 5 8 (1)和-6.5 (2)-2和1 (3)-9和7.8 -90 -2.3 6 150(-30) (-10)(-1) 10(-24) (9)0 53 (24) 24 47 20(7) (26)(2) 1.52.6(4) 8 2 1 () (24.5)(7)5 ()7( )(5) 1632(1)36 2 4 (1)和-10.5 (2)-2和2 (3)4和-6.2 -55 -4 -8 380(-80) (-30)(-8) 9(-2) (8)0
9、10 (29) 29 90 10(0) (11)(7) 6.21.8(0.5) 1 1 2 () (12.5)(18.5)2 9 3 3 ()4( )(6) 2128(8)27 6 3 (1)和-1 (2)-6和8 (3)-3和0.7 -2 -9.8 1 700(-30) (-20)(-8) 6(-14) (10)0 48 (57) 57 52 9(8) (4)(6) 4.13.4(4.7) () (5.5)(33.5)3 ()2( )(5) 2932(7)28 (1)和-5.5 (2)-5和4 (3)10和-0.9 -30 -4 -5 620(-40) (-80)(-6) 1(-29) (7)0 41 (63) 63 59 17(7) (26)(19) 4.76(2.4) () (26)(12.5)7 5 5 5 ()7( )(4) 1611(3)22 5 7
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