1、6 5 5 3 3 三、计算。(6)0.2 (8)(1) 2(3)6090 72 30(25) 013 26(73) (12)(8.9)四、计算。()() (7)7(9)(5)13 ()() (9)7(8)(1)86 5 1 1015(41)25 6 4 () 9133 7 4 1 5 () 11(12)(11)8 1 0() 3.24.4(2.1)1 8 6() 30.2600.9 5 1 1 1 (4)(5)(1) 3.83.62.84.4 6 3 4 1 1 1 1 (3)(7)(1)(6) 3 4 8 3 (2)(3) (7)(23) (90)(60) 6 6 5 2 ()() (48
2、)(30) (10)(5) 7 7 7 5 ()() (5)(6) (38)(19) 8 4 (3)410(1) 3(8)12(8)(1) (1)1.9(1.1)(0.7)0.90.4 6 1 1 3 3 ()()() 5 4 5 2 4 (0.3)30 (3)(9) 8(7) 1090 48 25(7) 117 17(92) (11)(80) 4 2 ()() (4)10(8)(5)105 ()() (4)10(6)(1)78 3 3 1 6 4220(50)31 6 1 () 9814 5 4 1 8 () 15(17)(1)8 4 7 0() 0.73.8(3.2)3.3 7() 450
3、.60.5 (4)(6)(3) 4.20.78.10.6 2 4 4 (5)(1)(7)(2) 3 6 7 6 (3)(9) (14)(34) (0.6)(0.4) 2 1 ()() (27)(3) (9)(3) 4 5 ()() (3)(5) (4)(43) 3 6 (8)58(5) 4(7)68(3)(1) (1)0.9(0.4)(1.5)1.70.3 5 3 7 1 1 ()()() 6 4 6 2 4 (6)10 (9)(3) 7(4) 90.3 103 0(20) 450 10(19) (16)(15)()() (3)8(8)(6)69 ()() (2)7(4)(10)36 1 7
4、3023(27)3 6 8 () 4263 () 18(11)(12)15 3 5 0() 1.60.3(4.1)4.8 2 1() 500.30.25 6 (8)(2)(7) 8.86.94.43 2 4 8 (6)(2)(5)(1) 4 5 4 2 (3)(2) (4.7)(40) (70)(8) 7 3 1 3 ()() (23)(14) (1)(3) 5 5 ()() (21)(26) (6)(45)(7)65(7) 6(9)94(1)(6) (1.6)2(1.1)(1)0.41 4 1 3 4 1 ()()() 5 3 4 3 6 (0.2)60 (3)(7) 8(1) 0.370
5、30 5(13) 932 44(40) (45)(8.6)()() (8)4(8)(6)96 2 3 ()() (4)3(9)(7)47 4735(41)1 () 8554 7 6 () 14(13)(2)16 2 6 0() 4.43.9(3.2)4.7 7 2() 0.50.90.220 (5)(6)(7) 57.35.76.5 4 6 5 (2)(9)(8)(2) 6 4 6 2 (3)(1) (4.7)(1) (0.6)(9) 3 8 ()() (36)(28) (6)(2)()() (25)(25) (24)(16) 6 3 (8)99(10) 4(2)31(5)(7) (0.7)2(1.2)(1.3)0.30.9 5 2 7 1 4 ()()() 4 3 6 2 5 (1)10 (8)(6) 2(2)19 68 3(22)719 48(39) (8.4)(83)()() (10)2(8)(6)45 ()() (10)9(9)(7)35 636(37)20 5 7 () 9453 () 2(3)(17)16 0() 1.20.2(3.9)3.7 3 6() 6200.64 (6)(7)(1) 4.13.73.24.6 5 4 5 (7)(2)(6)(9) 4 5 4 8
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