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有理数混合运算100题(有答案)
1.(3)22                            2.
124112(3)5(2)(3)
3. (1.5)4142.75(512)
4. 8(5)63
5. 45(12)3
6. (2)(556)(4.9)0.6
.
7.(10)25(25)
8. (5)3(35)2
9、5(6)(4)2(8)
10. 21(6)(14722)
11.(1650325)(2)
12. (6)8(2)3(4)25
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13. (12)212(23232)
14. 11997(10.5)13
15. 32[32(23)22]
16.  (34)2(231)0
17. 14(10.5)13[2(3)2]
18.  (81)(2.25)(49)16
.
19. 52[4(10.215)(2)]
20. (5)(36)(7)(36)12(36777)
21. (58)(4)20.25(5)(4)3
22.  (3)2(11)3262293
23.(-1620345127)×(-15×4)
24.  18737(-2.4)
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25. 2÷(-37)×47÷(-517)
26.  [1512-(114÷125+312)]÷(-118)     27.   15×(-5)÷(-15)×5
28.  -(13-211+143-27)÷(-421)
29.-13×23-0.34×27+13×
(-13)-57×0.34
30.(-13)×(-134)×131×(-
671)
.
31.(-478)-(-512)+(-414)-318
32.(-16-50+325)÷(-2)
33.(-0.5)-(-314)+6.75-512
34.  178-87.21+43212+531921-12.79
35.  (-    6)×(-4)+(-32)÷(-8)-3
36.-27-(-12)+|-112|
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37.(-9)×(-4)+ (-60)÷12
38.  [(-149)-157+218]÷(-421)
39. -|-3|÷10-(-15)×13
40.-1315×(327-165)÷22
41.(21173-312+118)÷(-116)×(-7)
42. 3232 +4
43. 23×24×25
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44.  2×32-232
45、222+23+23
46. 22-(3)3×13-13
47. 0-32÷3×23
48. 22×122÷0.83
49.  -32×123-23÷122
.
50.324×(-23+1) ×0
51.232(232)
52. 1(5)(155)5
53.7.20.95.61.7
54.  22(1)3
55.(6)(71313)5
56.  2(1)11722
.
57.(73)(7848)
58. (50)(21510)
59.(3)22
60.1(2)4(1)(123523)
61.(1.5)412.75(5142)
62、[1(10.51)][2(3)22]
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63、52285(2)(514)
、8(14)5(0.25)        65、(1634112)(48)
65、 (1)(12)133     66、21214(919)
67、(81)21449(16)
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68、
12[3114(452)]
69、349449(24)
70、(15)24(33)2(63)2812
72、
(6)8(2)3(4)25
273、1213(12)6(3)374
74、 712×134÷(-9+19)
.
75 、25×3―(―25)×1+25×(-1424)
(5)3(3)276、
5            76、|79|÷(21135)3(4)2
77、 -22
-〔-32
+ (- 2)4
÷23
〕
78、58(4)20.25(5)(4)3
80、(12)3(12)2(1)1200416(2)(1)
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81.8377.54121732
82.
318230.1251311135747
83. 499159
 84.
012131416
.
85. 1111324340.253.754.5
86. (–1.76)+(–19.15)+ (–8.24)
87.  23+(–17)+(+7)+(–13)     88.(+ 314)+(–235)+ 534+(–825)               .
225+11+(–25)
90.   3
14–(+5)–(–134)+(–5)
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91. –99 + 100–97 + 98–95 + 96–……+2
92.  –1–2–3–4–……–100
93. (–4)×(–9)+(–25)×18
94.  (–6)×0 -(–2
35)×513
95、  100×(0.7–310–425+ 0.03)
96. (–11)×
25+(–11)×935  .
97.  [
98.  (–18)÷(–9)+(–63)÷(-7)
99.    0÷(–105)+1÷(–9)
100. (–5)×8×(–7)+(–6)×(–5)×(–7)-(–12)×2.45×0×9×100
15111÷(––)+2]÷(–1)            62388
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有理数混合运算100题参
1.(3)22=-18                   2.
112411()()() =-
523523
113. (1.5)42.75(5)=0         4. 8(5)63=-23
42
51258256
237.(10)25() =-8               8. (5)3()2=-45
55
16129.5(6)(4)2(8)=-28            10. 2()(2)=17
472211.(16503)(2)               12. (6)8(2)3(4)25
57   =8+25-110                            =-48+8-80
3   =3110                                 =-120
5. 45()3=4                  6.  ()()(4.9)0.6=3
1 1513. ()2(2)=-
322312122323111      14.  11997(10.5)=-1                           126315.[32()22] =9         16.  ()2(1)0=
1334239 1617. 14(10.5)[2(3)2]       18.  (81)(2.25)()16   =-1+                                =81×××  =                                    =1
19. 52[4(10.2)(2)]    =-25-[-4-
620.(5)(3)(7)(3)12(3)=(-5-7+12) ×(-37)=0
4979491 1616151213] =-20 2525676767
21. ()(4)20.25(5)(4)3        22.  (3)2(1)36   =-10-80                              =9--9
3458122923.
.
=-90                                  =-
37734223.(-1620512)×(-15×4)       24.  187(-2.4)=5
34    =10+9-48+35=6
143425.   2÷(-7)×7÷(-517)  =27 12126.  [151]÷(-112-(14÷15+32)8)   5581=[1512-4×7-32]×(-9 ) 5=[12-5×7]×(-8) 94= -311×8=-622 263=-955 6331112127.15×(-5)÷(-5)×5             28.  -(3-21+14-7)÷(-42)
31   =25                                   =(13-21+14-7)×42
2                                         =14-2+9-12=9
52129.-13×23-0.34×7+3×(-13)-7×0.34           512   =[-13×2]-0.34×7-7×0.34        3+3×(-13)
=-13-0.34=-13.34
1130.(-13)×(-134)×13×(-67)=-2
3111131.(-478)-(-52)+(-44)-38=-8+14=-
2132.(-16-50+35)÷(-2)         33.(-0.5)-(-314)+6.75-52 7  =8+25-110                            =(-0.5)-512+6.75-(-3.25) 3  =3110                                 =4
234.  178-87.21+4321+531921-12.79       35.(-6)×(-4)+(-32)÷(-8)-3  2   =178-87.21-12.79+4321+531921          =24+4-3
=178-100+97                         =25    =175
2136.-7-(-12)+|-12|                37.(-9)×(-4)+ (-60)÷12       5=17                                     =36-6=31
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958138. [(-14)-17+21]÷(-42)           39. -|-3|÷10-(-15)×13       398  =[-14-12+21]×(-42)                  =-10+5                 77  =27+72-16=83                          =410
37517140.-15×(32-16)÷22         41. (21-312+118)÷(-16)×(-7) 3123=-8×(-32)×5                   =(3-2+18)×(-7)×(-7) 53=50                                  =(3-2+18)×6
773567735                                     =14-21+
2353=43
2242. 32 +4     43. 2×2×2     44.  2×32-23
3345 =-682             =2231345=212=4096         =2×324×32
                     =-6×9=-54 45.22+2+23           46. 22-(3)3×1-1
33   =2                              =-4-27+1                                                     =-30
2232347. 0-3÷3×2            48. 2×12÷0.8
61  =24                               =4×4×54=1
331249.  -32×13-2÷2    50. 4×(-3+1) ×0  =0
23122     =-1+32=31
11(5)()525 5553.7.20.95.61.7-12       54.  22(1)3-3
126721155.()()5  -6        56. ()17
131372217372157.()()-  7          58.  (50)()-25
8485101241159.(3)22= -18              60.  ()()()=-0.2
235231161.(1.5)42.75(5)= 0
4251.232(232) 0          52.
71262、[1(10.5)][2(3)] =-4
2.
.
63、35285(2)()=-2 25141413165、()(48) = -24
12、8()5(0.25)= 3
21166、 (1)(1)= 3351167、2(919) =
241  1611468、(81)2(16) = -36
391311169、 [(5)]=-5
24422194470、3(2) = -36
39152271、()24(33)(63)= -16
812432(6)8(2)(4)5=-120 72、
3373、121(12)6()3 =- -171
4196774、 71×13÷(-9+19) =
24221  175 、25×3―(―25)×1+25×(-1) = 25
423(5)3()25  =-45 76、
77、|721111|÷()(4)2   = - 935332
2
4
3
78、 -2 -〔-3 + (- 2) ÷2 〕 = 3
579、(4)20.25(5)(4)3  = -90
880、()()(1)(2)(1)2162131212004 =-
3 441387.521372  =-34     81.7.
.
111173230.1251354377=-512 82. 8
83. 499159=-144
1111011 84.2346=12
85. 1130.253.754.5=-3.5
12143486. (–1.76)+(–19.15)+ (–8.24)=-29.15     87.  23+(–17)+(+7)+(–13)=0
133288. (+ 3)+(–2)+ 5+(–8)=—2
45452222.  ++(–)=
5115111390. 3–(+5)–(–1)+(–5)=-5
4491. –99 + 100–97 + 98–95 + 96–……+2 =  50
92. –1–2–3–4–……–100=—5050
21)× =35.95           583594. (–6)×0 -(–2)×=1
5133495.  100×(0.7––+ 0.03)=27
10252396. (–11)×+(–11)×9=—110
551511197. [÷(––)+2]÷(–1) =—1
62383. (–4)×(–9)+(–
98. (–18)÷(–9)+(–63)÷(-7)=11     99. 0÷(–105)+1÷(–9)=—
1 9100.(–5)×8×(–7)+(–6)×(–5)×(–7)-(–12)×2.45×0×9×100 =70
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