有理数加减乘除混合运算习题100道（不够也没事）要求：有答案也行没答案也行，数4个以下，最好是100道！

有理数加减乘除混合运算习题100道（不够也没事）要求：有答案也行没答案也行，数4个以下，最好是100道！

1. 2100-21×53+2255
2. (103-336÷21)×15
3. 800-(2000-9600÷8)
4. 40×48-(1472+328)÷5
5. (488+344)÷(202-194)
6. 2940÷28+136×7
7. 605×(500-494)-1898
8. (2886+6618)÷(400-346)
9. 9125-(182+35×22)
10. (154-76)×(38+49)
11. 3800-136×9-798
12. (104+246)×(98÷7)
13. 918÷9×(108-99)
14. (8645+40×40)÷5
15. (2944+864)÷(113-79)
16. 8080-1877+1881÷3
17. (5011-43×85)+3397
18. 2300-1122÷(21-15)
19. 816÷(4526-251×18)
20. (7353+927)÷(801-792)
21. (28+172)÷(24+16)
22. 6240÷48+63×48
23. 950-28×6+666
24. 86×(35+117÷9)
25. 2500+(360-160÷4)
26. 16×4＋6×3
27.39÷3＋48÷6
28.24×4－42÷3
29.7×6-12×3
30.56÷4＋72÷8

1)23+(-73)
(2)(-84)+(-49)
(3)7+(-2.04)
(4)4.23+(-7.57)
(5)(-7/3)+(-7/6)
(6)9/4+(-3/2)
(7)3.75+(2.25)+5/4
(8)-3.75+(+5/4)+(-1.5)
(9)(-17/4)+(-10/3)+(+13/3)+(11/3)
(10)(-1.8)+(+0.2)+(-1.7)+(0.1)+(+1.8)+(+1.4)
(11)(+1.3)-(+17/7)
(12)(-2)-(+2/3)
(13)|(-7.2)-(-6.3)+(1.1)|
(14)|(-5/4)-(-3/4)|-|1-5/4-|-3/4|)
(15)(-2/199)*(-7/6-3/2+8/3)
(16)4a)*(-3b)*(5c)*1/6

1. 3/7 × 49/9 - 4/3
2. 8/9 × 15/36 + 1/27
3. 12× 5/6 – 2/9 ×3
4. 8× 5/4 + 1/4
5. 6÷ 3/8 – 3/8 ÷6
6. 4/7 × 5/9 + 3/7 × 5/9
7. 5/2 -（ 3/2 + 4/5 ）
8. 7/8 + （ 1/8 + 1/9 ）
9. 9 × 5/6 + 5/6
10. 3/4 × 8/9 - 1/3
11. 7 × 5/49 + 3/14
12. 6 ×（ 1/2 + 2/3 ）
13. 8 × 4/5 + 8 × 11/5
14. 31 × 5/6 – 5/6
15. 9/7 - （ 2/7 – 10/21 ）
16. 5/9 × 18 – 14 × 2/7
17. 4/5 × 25/16 + 2/3 × 3/4
18. 14 × 8/7 – 5/6 × 12/15
19. 17/32 – 3/4 × 9/24
20. 3 × 2/9 + 1/3
21. 5/7 × 3/25 + 3/7
22. 3/14 ×× 2/3 + 1/6
23. 1/5 × 2/3 + 5/6
24. 9/22 + 1/11 ÷ 1/2
25. 5/3 × 11/5 + 4/3
26. 45 × 2/3 + 1/3 × 15
27. 7/19 + 12/19 × 5/6
28. 1/4 + 3/4 ÷ 2/3
29. 8/7 × 21/16 + 1/2
30. 101 × 1/5 – 1/5 × 21
31.50＋160÷40 （58+370）÷（64-45）
32.120-144÷18+35
33.347+45×2-4160÷52
34（58+37）÷（64-9×5）
35.95÷（64-45）
36.178-145÷5×6+42 420+580-64×21÷28
37.812-700÷（9+31×11） （136+64）×（65-345÷23）
38.85+14×（14+208÷26）
39.（284+16）×（512-8208÷18）
40.120-36×4÷18+35
41.（58+37）÷（64-9×5）
42.(6.8-6.8×0.55)÷8.5
43.0.12× 4.8÷0.12×4.8
44.（3.2×1.5+2.5）÷1.6 （2）3.2×（1.5+2.5）÷1.6
45.6-1.6÷4= 5.38+7.85-5.37=
46.7.2÷0.8-1.2×5= 6-1.19×3-0.43=
47.6.5×（4.8-1.2×4）= 0.68×1.9+0.32×1.9
48.10.15-10.75×0.4-5.7
49.5.8×（3.87-0.13）+4.2×3.74
50.32.52-（6+9.728÷3.2）×2.5

51.-5+58+13+90+78-(-56)+50
52.-7*2-57/(3
53.(-7)*2/(1/3)+79/(3+6/4）
54.123+456+789+98/(-4)
55.369/33-(-54-31/15.5)
56.39+{3x[42/2x(3x8)]}
57.9x8x7/5x(4+6)

(1) (-9)-(-13)+(-20)+(-2) (2) 3+13-(-7)/6 (3) (-2)-8-14-13 (4) (-7)×(-1)/7+8 (5) (-11)×4-(-18)/18 (6) 4+(-11)-1/(-3) (7) (-17)-6-16/(-18) (8) 5/7+(-1)-(-8) (9) (-1)×(-1)+15+1 (10) 3-(-5)×3/(-15) (11) 6×(-14)-(-14)+(-13) (12) (-15)×(-13)-(-17)-(-4) (13) (-20)/13/(-7)+11 (14) 8+(-1)/7+(-4) (15) (-13)-(-9)×16×(-12) (16) (-1)+4×19+(-2) (17) (-17)×(-9)-20+(-6) (18) (-5)/12-(-16)×(-15) (19) (-3)-13×(-5)×13 (20) 5+(-7)+17-10 (21) (-10)-(-16)-13×(-16) (22) (-14)+4-19-12 (23) 5×13/14/(-10) (24) 3×1×17/(-10) (25) 6+(-12)+15-(-15) (26) 15/9/13+(-7) (27) 2/(-10)×1-(-8) (28) 11/(-19)+(-14)-5 (29) 19-16+18/(-11) (30) (-1)/19+(-5)+1 (31) (-5)+19/10×(-5) (32) 11/(-17)×(-13)×12 (33) (-8)+(-10)/8×17 (34) 7-(-12)/(-1)+(-12) (35) 12+12-19+20 (36) (-13)×(-11)×20+(-4) (37) 17/(-2)-2×(-19) (38) 1-12×(-16)+(-9) (39) 13×(-14)-15/20 (40) (-15)×(-13)-6/(-9) (41) 15×(-1)/12+7 (42) (-13)+(-16)+(-14)-(-6) (43) 14×12×(-20)×(-13) (44) 17-9-20+(-10) (45) 12/(-14)+(-14)+(-2) (46) (-15)-12/(-17)-(-3) (47) 6-3/9/(-8) (48) (-20)×(-15)×10×(-4) (49) 7/(-2)×(-3)/(-14) (50) 13/2×18×(-7) (51) 13×5+6+3 (52) (-15)/5/3+(-20) (53) 19×4+17-4 (54) (-11)-(-6)×(-4)×(-9) (55) (-16)+16-(-8)×(-13) (56) 16/(-1)/(-10)/(-20) (57) (-1)-(-9)-9/(-19) (58) 13×20×(-13)×4 (59) 11×(-6)-3+18 (60) (-20)+(-12)+(-1)+(-12) (61) (-19)-3×(-13)×4 (62) (-13)/3-5×8 (63) (-15)/1+17×(-18) (64) (-13)/3/19/8 (65) (-3)/(-13)/20×5 (66) 3/12/(-18)-18 (67) 5×(-19)/13+(-6) (68) 4+4×(-19)-11 (69) (-2)+17-5+(-1) (70) 9+(-3)×19×(-19) (71) (-12)-(-6)+17/2 (72) 15×(-5)-(-3)/5 (73) (-10)×2/(-1)/4 (74) (-8)×16/(-6)+4 (75) 2-11+12+10 (76) (-3)+(-20)×(-7)×(-9) (77) (-15)+8-17/7 (78) (-14)×10+18×2 (79) (-7)+2-(-17)×19 (80) (-7)/18/1+1 (81) 11/(-9)-(-16)/17 (82) 15+5×6-(-8) (83) (-13)×(-18)+18/(-6) (84) 11-(-1)/11×(-6) (85) (-4)+(-12)+19/6 (86) (-18)/(-1)/(-19)+2 (87) 9×(-8)×(-6)/11 (88) 20×(-3)×(-5)+1 (89) (-18)-2+(-11)/20 (90) 15×1+4×17 (91) 1-10+(-14)/(-1) (92) 10+(-4)×(-19)+(-12) (93) 15/14/5×7 (94) 8+(-13)/3+1 (95) (-14)+6+(-2)×(-14) (96) (-5)/(-13)/4+7 (97) (-15)/(-2)/(-12)+(-2) (98) (-17)-(-20)-20×(-10) (99) (-7)-10-13/3 (100) (-20)+(-18)+11+9 答案： 1 -18 2 103/6 3 -37 4 9 5 -43 6 -(20/3) 7 -(199/9) 8 54/7 9 17 10 2 11 -83 12 216 13 1021/91 14 27/7 15 -1741 16 73 17 127 18 -(2885/12) 19 842 20 5 21 214 22 -41 23 -(13/28) 24 -(51/10) 25 24 26 -(268/39) 27 39/5 28 -(372/19) 29 15/11 30 -(77/19) 31 -(29/2) 32 1716/17 33 -(117/4) 34 -17 35 25 36 2856 37 59/2 38 184 39 -(731/4) 40 587/3 41 23/4 42 -37 43 43680 44 -22 45 -(118/7) 46 -(192/17) 47 145/24 48 -12000 49 -(3/4) 50 -819 51 74 52 -21 53 89 54 205 55 -104 56 -(2/25) 57 161/19 58 -13520 59 -51 60 -45 61 137 62 -(133/3) 63 -321 64 -(13/456) 65 3/52 66 -(1297/72) 67 -(173/13) 68 -83 69 9 70 1092 71 5/2 72 -(372/5) 73 5 74 76/3 75 13 76 -1263 77 -(66/7) 78 -104 79 318 80 11/18 81 -(43/153) 82 53 83 231 84 115/11 85 -(77/6) 86 20/19 87 432/11 88 301 89 -(411/20) 90 83 91 5 92 74 93 3/2 94 14/3 95 20 96 369/52 97 -(21/8) 98 203 99 -(64/3) 100 -18