简便四则混合运算试题 600道简单的四则混合运算练习题
\u7b80\u4fbf\u56db\u5219\u6df7\u5408\u8fd0\u7b97\u8bd5\u9898 \u6709\u7b80\u4fbf\u7b97\u6cd5\u7684jm;lkjp;
\uff081\uff09 [1/3\u00d75.8-\uff0831+56\uff09]\u00f79999
\uff082\uff09 {[987-789\u00f7\uff08555-159\uff09]\u00d75.7-6.9}\u00d712
\uff083\uff09 987.84-\uff08278+322\uff09\u00f715 1406+735\u00d79\u00f745 3168-7828
\uff084\uff09 796-5040\u00f7\uff08630\u00f77\uff09 285+\uff083000-372\uff09\u00f736 546\u00d7\uff082-1\uff09
\uff085\uff09 28\u00f741\u00d738-904 264+318-8280\u00f769 \uff08174+209\uff09\u00d726- 9000
\uff086\uff09 36-20\u00f7\uff08360\u00f718\uff09 \uff087\uff09 [51\u00d723+4215]+\uff084361-716\uff09\u00f781 \uff08247+18\uff09
\uff088\uff09 148+3328\u00f764-\uff08795-360\uff09\u00d724\u00f732+730
\uff089\uff09 2100-94+48\u00d7549+75+[7+2+\uff087-7 \uff09]
\uff0810\uff09 9405-2940\u00f728\u00d721
\uff0811\uff09 920-1680\u00f740\u00f77
\uff0812\uff09 690+47\u00d752-398
\uff0813\uff09 1080\u00f7\uff0863-54\uff09\u00d780 \uff08528+912\uff09\u00d75
\uff0814\uff09 4568977\u00f798777988-778954\u00d71587
\uff0815\uff09 \uff089054-789\uff09\u00f7789-156
\uff0816\uff09 [\uff0887.8-45.9\uff09\u00d78.4-69]\u00d78.1
\uff0817\uff09 969+56\u00d7\uff0856-15\uff09\u00f745.6
\uff0818\uff09 8.6-8.6\u00d78.6-8.6
45 \u00d7 2/3 + 1/3 \u00d7 15
27. 7/19 + 12/19 \u00d7 5/6
28. 1/4 + 3/4 \u00f7 2/3
29. 8/7 \u00d7 21/16 + 1/2
30. 101 \u00d7 1/5 \u2013 1/5 \u00d7 21
31.50\uff0b160\u00f740 \uff0858+370\uff09\u00f7\uff0864-45\uff09
32.120-144\u00f718+35
33.347+45\u00d72-4160\u00f752
34\uff0858+37\uff09\u00f7\uff0864-9\u00d75\uff09
35.95\u00f7\uff0864-45\uff09
36.178-145\u00f75\u00d76+42 420+580-64\u00d721\u00f728
37.812-700\u00f7\uff089+31\u00d711\uff09 \uff08136+64\uff09\u00d7\uff0865-345\u00f723\uff09
38.85+14\u00d7\uff0814+208\u00f726\uff09
39.\uff08284+16\uff09\u00d7\uff08512-8208\u00f718\uff09
40.120-36\u00d74\u00f718+35
1.125*3+125*5+25*3+25
2.9999*3+101*11*(101-92)
3.(23/4-3/4)*(3*6+2)
4. 3/7 \u00d7 49/9 - 4/3
5. 8/9 \u00d7 15/36 + 1/27
6. 12\u00d7 5/6 \u2013 2/9 \u00d73
7. 8\u00d7 5/4 + 1/4
8. 6\u00f7 3/8 \u2013 3/8 \u00f76
9. 4/7 \u00d7 5/9 + 3/7 \u00d7 5/9
10. 5/2 -\uff08 3/2 + 4/5 \uff09
11. 7/8 + \uff08 1/8 + 1/9 \uff09
12. 9 \u00d7 5/6 + 5/6
13. 3/4 \u00d7 8/9 - 1/3
14. 7 \u00d7 5/49 + 3/14
15. 6 \u00d7\uff08 1/2 + 2/3 \uff09
16. 8 \u00d7 4/5 + 8 \u00d7 11/5
17. 31 \u00d7 5/6 \u2013 5/6
18. 9/7 - \uff08 2/7 \u2013 10/21 \uff09
19. 5/9 \u00d7 18 \u2013 14 \u00d7 2/7
20. 4/5 \u00d7 25/16 + 2/3 \u00d7 3/4
21. 14 \u00d7 8/7 \u2013 5/6 \u00d7 12/15
22. 17/32 \u2013 3/4 \u00d7 9/24
23. 3 \u00d7 2/9 + 1/3
24. 5/7 \u00d7 3/25 + 3/7
25. 3/14 \u00d7\u00d7 2/3 + 1/6
26. 1/5 \u00d7 2/3 + 5/6
27. 9/22 + 1/11 \u00f7 1/2
28. 5/3 \u00d7 11/5 + 4/3
29. 45 \u00d7 2/3 + 1/3 \u00d7 15
30. 7/19 + 12/19 \u00d7 5/6
31. 1/4 + 3/4 \u00f7 2/3
32. 8/7 \u00d7 21/16 + 1/2
33. 101 \u00d7 1/5 \u2013 1/5 \u00d7 21
34.50\uff0b160\u00f740
35.120-144\u00f718+35
36.347+45\u00d72-4160\u00f752
37\uff0858+37\uff09\u00f7\uff0864-9\u00d75\uff09
38.95\u00f7\uff0864-45\uff09
39.178-145\u00f75\u00d76+42
40.812-700\u00f7\uff089+31\u00d711\uff09
41.85+14\u00d7\uff0814+208\u00f726\uff09
43.120-36\u00d74\u00f718+35
44.\uff0858+37\uff09\u00f7\uff0864-9\u00d75\uff09
45.(6.8-6.8\u00d70.55)\u00f78.5
46.0.12\u00d7 4.8\u00f70.12\u00d74.8
47.\uff083.2\u00d71.5+2.5\uff09\u00f71.6
48.6-1.6\u00f74= 5.38+7.85-5.37=
49.7.2\u00f70.8-1.2\u00d75= 6-1.19\u00d73-0.43=
50.6.5\u00d7\uff084.8-1.2\u00d74\uff09=
51.5.8\u00d7\uff083.87-0.13\uff09+4.2\u00d73.74
52.32.52-\uff086+9.728\u00f73.2\uff09\u00d72.5
53.[\uff087.1-5.6\uff09\u00d70.9-1.15] \u00f72.5
54.5.4\u00f7[2.6\u00d7\uff083.7-2.9\uff09+0.62]
55.12\u00d76\u00f7\uff0812-7.2\uff09-6
56.12\u00d76\u00f77.2-6
57.0.68\u00d71.9+0.32\u00d71.9
58.58+370\uff09\u00f7\uff0864-45\uff09
59.420+580-64\u00d721\u00f728
60.136+6\u00d7\uff0865-345\u00f723\uff09
15-10.75\u00d70.4-5.7
62.18.1\uff0b\uff083\uff0d0.299\u00f70.23\uff09\u00d71
63.(6.8-6.8\u00d70.55)\u00f78.5
64.0.12\u00d7 4.8\u00f70.12\u00d74.8
65.\uff083.2\u00d71.5+2.5\uff09\u00f71.6
66.3.2\u00d76+\uff081.5+2.5\uff09\u00f71.6
67.0.68\u00d71.9+0.32\u00d71.9
68.10.15-10.75\u00d70.4-5.7
69.5.8\u00d7\uff083.87-0.13\uff09+4.2\u00d73.74
70.32.52-\uff086+9.728\u00f73.2\uff09\u00d72.5
71.[\uff087.1-5.6\uff09\u00d70.9-1.15] \u00f72.5
72.5.4\u00f7[2.6\u00d7\uff083.7-2.9\uff09+0.62]
73.12\u00d76\u00f7\uff0812-7.2\uff09-6
74.12\u00d76\u00f77.2-6
75.33.02\uff0d\uff08148.4\uff0d90.85\uff09\u00f72.5
\u8fd9\u91cc\u6709\u5f88\u591a\u54e6\uff1ahttp://zhidao.baidu.com/question/40257467.html?fr=qrl
9405-2940\u00f728\u00d721
920-1680\u00f740\u00f77
690+47\u00d752-398
97-12\u00d76+43
26\u00d74-125\u00f75
148+3328\u00f764-75
360\u00d724\u00f732+730
2100-94+48\u00d754
51+(2304-2042)\u00d723
4215+(4361-716)\u00f781
(247+18)\u00d727\u00f725
36-720\u00f7(360\u00f718)
1080\u00f7(63-54)\u00d780
(528+912)\u00d75-6178
8528\u00f741\u00d738-904
264+318-8280\u00f769
(174+209)\u00d726- 9000
814-(278+322)\u00f715
1406+735\u00d79\u00f745
3168-7828\u00f738+504
796-5040\u00f7(630\u00f77)
285+(3000-372)\u00f736
546\u00d7(210-195)\u00f730
3/7 \u00d7 49/9 - 4/3
8/9 \u00d7 15/36 + 1/27
12\u00d7 5/6 \u2013 2/9 \u00d73
6\u00f7 3/8 \u2013 3/8 \u00f76
4/7 \u00d7 5/9 + 3/7 \u00d7 5/9
5/2 -\uff08 3/2 + 4/5 \uff09
7/8 + \uff08 1/8 + 1/9 \uff09
9 \u00d7 5/6 + 5/6
3/4 \u00d7 8/9 - 1/3
7 \u00d7 5/49 + 3/14
6 \u00d7\uff08 1/2 + 2/3 \uff09
8 \u00d7 4/5 + 8 \u00d7 11/5
31 \u00d7 5/6 \u2013 5/6
9/7 - \uff08 2/7 \u2013 10/21 \uff09
5/9 \u00d7 18 \u2013 14 \u00d7 2/7
4/5 \u00d7 25/16 + 2/3 \u00d7 3/4
14 \u00d7 8/7 \u2013 5/6 \u00d7 12/15
17/32 \u2013 3/4 \u00d7 9/24
3 \u00d7 2/9 + 1/3
5/7 \u00d7 3/25 + 3/7
3/14 \u00d7\u00d7 2/3 + 1/6
1/5 \u00d7 2/3 + 5/6
9/22 + 1/11 \u00f7 1/2
5/3 \u00d7 11/5 + 4/3
45 \u00d7 2/3 + 1/3 \u00d7 15
7/19 + 12/19 \u00d7 5/6
1/4 + 3/4 \u00f7 2/3
8/7 \u00d7 21/16 + 1/2
101 \u00d7 1/5 \u2013 1/5 \u00d7 21
50\uff0b160\u00f740
\uff0858+370\uff09\u00f7\uff0864-45\uff09
120-144\u00f718+35
347+45\u00d72-4160\u00f752
\uff0858+37\uff09\u00f7\uff0864-9\u00d75\uff09
95\u00f7\uff0864-45\uff09
178-145\u00f75\u00d76+42
420+580-64\u00d721\u00f728
812-700\u00f7\uff089+31\u00d711\uff09
\uff08136+64\uff09\u00d7\uff0865-345\u00f723\uff09
85+14\u00d7\uff0814+208\u00f726\uff09
\uff08284+16\uff09\u00d7\uff08512-8208\u00f718\uff09
120-36\u00d74\u00f718+35
\uff0858+37\uff09\u00f7\uff0864-9\u00d75\uff09
(6.8-6.8\u00d70.55)\u00f78.5
0.12\u00d7 4.8\u00f70.12\u00d74.8
\uff083.2\u00d71.5+2.5\uff09\u00f71.6
3.2\u00d7\uff081.5+2.5\uff09\u00f71.6
6-1.6\u00f74= 5.38+7.85-5.37=
7.2\u00f70.8-1.2\u00d75= 6-1.19\u00d73-0.43=
6.5\u00d7\uff084.8-1.2\u00d74\uff09= 0.68\u00d71.9+0.32\u00d71.9
10.15-10.75\u00d70.4-5.7
5.8\u00d7\uff083.87-0.13\uff09+4.2\u00d73.74
32.52-\uff086+9.728\u00f73.2\uff09\u00d72.5
\uff087.1-5.6\uff09\u00d70.9-1.15] \u00f72.5
5.4\u00f7[2.6\u00d7\uff083.7-2.9\uff09+0.62]
12\u00d76\u00f7\uff0812-7.2\uff09-6 \uff084\uff0912\u00d76\u00f77.2-6
2/3\u00f71/2\uff0d1/4\u00d72/5
2\uff0d6/13\u00f79/26\uff0d2/3
2/9\uff0b1/2\u00f74/5\uff0b3/8
10\u00f75/9\uff0b1/6\u00d74
1/2\u00d72/5\uff0b9/10\u00f79/20
5/9\u00d73/10\uff0b2/7\u00f72/5
1/2\uff0b1/4\u00d74/5\uff0d1/8
3/4\u00d75/7\u00d74/3\uff0d1/2
23\uff0d8/9\u00d71/27\u00f71/27
8\u00d75/6\uff0b2/5\u00f74
1/2\uff0b3/4\u00d75/12\u00d74/5
8/9\u00d73/4\uff0d3/8\u00f73/4
5/8\u00f75/4\uff0b3/23\u00f79/11
0.6\u00d7\uff081.7\uff0d0.9\uff09\u00f70.24+1.25
5.4\u00d7[\uff082.73\uff0b1.85\uff09\u00f72.29]-3.56
9405-2940\u00f728\u00d721
920-1680\u00f740\u00f77
690+47\u00d752-398
148+3328\u00f764-75
360\u00d724\u00f732+730
2100-94+48\u00d754
51+\uff082304-2042\uff09\u00d723
4215+\uff084361-716\uff09\u00f781
\uff08247+18\uff09\u00d727\u00f725
36-720\u00f7\uff08360\u00f718\uff09
1080\u00f7\uff0863-54\uff09\u00d780
\uff08528+912\uff09\u00d75-6178
8528\u00f741\u00d738-904
264+318-8280\u00f769
\uff08174+209\uff09\u00d726- 9000
814-\uff08278+322\uff09\u00f715
1406+735\u00d79\u00f745
3168-7828\u00f738+504
796-5040\u00f7\uff08630\u00f77\uff09
285+\uff083000-372\uff09\u00f736
546\u00d7\uff08210-195\uff09\u00f730
http://zhidao.baidu.com/question/64165790.html?si=4
http://zhidao.baidu.com/question/45594841.html?si=1
\u8fd9\u91cc\u6709\u4e00\u4e9b\uff1ahttp://zhidao.baidu.com/question/52619416.html
(103-336÷21)×15
800-(2000-9600÷8)
40×48-(1472+328)÷5
(488+344)÷(202-194)
2940÷28+136×7
605×(500-494)-1898
(2886+6618)÷(400-346)
9125-(182+35×22)
(154-76)×(38+49)
3800-136×9-798
(104+246)×(98÷7)
918÷9×(108-99)
(8645+40×40)÷5
(2944+864)÷(113-79)
8080-1877+1881÷3
(5011-43×85)+3397
2300-1122÷(21-15)
816÷(4526-251×18)
(7353+927)÷(801-792)
(28+172)÷(24+16)
6240÷48+63×48
950-28×6+666
86×(35+117÷9)
2500+(360-160÷4)
16×4＋6×3
39÷3＋48÷6
24×4－42÷3
7×6-12×3
56÷4＋72÷8
2940÷28×21
920-1680÷40÷7
690+47×52-398
148+3328÷64-75
360×24÷32+730
2100-94+48×54
51+（2304-2042）×23
4215+（4361-716）÷81
（247+18）×27÷25
36-720÷（360÷18）
1080÷（63-54）×80
（528+912）×5-6178
8528÷41×38-904
264+318-8280÷69
（174+209）×26- 9000
814-（278+322）÷15
1406+735×9÷45
3168-7828÷38+504
796-5040÷（630÷7）
285+（3000-372）÷36
546×（210-195）÷3045 × 2/3 + 1/3 × 15
7/19 + 12/19 × 5/6
1/4 + 3/4 ÷ 2/3
8/7 × 21/16 + 1/2
101 × 1/5 – 1/5 × 21
50＋160÷40 （58+370）÷（64-45）
120-144÷18+35
347+45×2-4160÷52
（58+37）÷（64-9×5）
95÷（64-45）
178-145÷5×6+42 420+580-64×21÷28
812-700÷（9+31×11） （136+64）×（65-345÷23）
85+14×（14+208÷26）
（284+16）×（512-8208÷18）
120-36×4÷18+35
125*3+125*5+25*3+25
9999*3+101*11*(101-92)
(23/4-3/4)*(3*6+2)
3/7 × 49/9 - 4/3
8/9 × 15/36 + 1/27
12× 5/6 – 2/9 ×3
8× 5/4 + 1/4
6÷ 3/8 – 3/8 ÷6
4/7 × 5/9 + 3/7 × 5/9
5/2 -（ 3/2 + 4/5 ）
7/8 + （ 1/8 + 1/9 ）
9 × 5/6 + 5/6
3/4 × 8/9 - 1/3
7 × 5/49 + 3/14
6 ×（ 1/2 + 2/3 ）
8 × 4/5 + 8 × 11/5
31 × 5/6 – 5/6
9/7 - （ 2/7 – 10/21 ）
920-1680÷40÷7
690+47×52-398
97-12×6+43
26×4-125÷5
148+3328÷64-75
360×24÷32+730
2100-94+48×54
51+(2304-2042)×23
4215+(4361-716)÷81
(247+18)×27÷25
36-720÷(360÷18)
1080÷(63-54)×80
(528+912)×5-6178
8528÷41×38-904
264+318-8280÷69
(174+209)×26- 9000
814-(278+322)÷15
1406+735×9÷45
3168-7828÷38+504
796-5040÷(630÷7)
285+(3000-372)÷36
546×(210-195)÷30
3/7 × 49/9 - 4/3
8/9 × 15/36 + 1/27
12× 5/6 – 2/9 ×3
6÷ 3/8 – 3/8 ÷6
4/7 × 5/9 + 3/7 × 5/9
5/2 -（ 3/2 + 4/5 ）
7/8 + （ 1/8 + 1/9 ）
9 × 5/6 + 5/6
3/4 × 8/9 - 1/3
7 × 5/49 + 3/14
6 ×（ 1/2 + 2/3 ）
8 × 4/5 + 8 × 11/5
31 × 5/6 – 5/6
9/7 - （ 2/7 – 10/21 ）
5/9 × 18 – 14 × 2/7
4/5 × 25/16 + 2/3 × 3/4
14 × 8/7 – 5/6 × 12/15
17/32 – 3/4 × 9/24
3 × 2/9 + 1/3
5/7 × 3/25 + 3/7
1/5 × 2/3 + 5/6
9/22 + 1/11 ÷ 1/2
5/3 × 11/5 + 4/3
45 × 2/3 + 1/3 × 15
7/19 + 12/19 × 5/6
1/4 + 3/4 ÷ 2/3
8/7 × 21/16 + 1/2
101 × 1/5 – 1/5 × 21
50＋160÷40
（58+370）÷（64-45）
120-144÷18+35
347+45×2-4160÷52
（58+37）÷（64-9×5）
95÷（64-45）
178-145÷5×6+42
420+580-64×21÷28
812-700÷（9+31×11）
（136+64）×（65-345÷23）
85+14×（14+208÷26）
（284+16）×（512-8208÷18）
120-36×4÷18+35
（58+37）÷（64-9×5）
(6.8-6.8×0.55)÷8.5
0.12× 4.8÷0.12×4.8
（3.2×1.5+2.5）÷1.6
3.2×（1.5+2.5）÷1.6
6-1.6÷4= 5.38+7.85-5.37=
7.2÷0.8-1.2×5= 6-1.19×3-0.43=
6.5×（4.8-1.2×4）= 0.68×1.9+0.32×1.9
10.15-10.75×0.4-5.7
5.8×（3.87-0.13）+4.2×3.74
32.52-（6+9.728÷3.2）×2.5
（7.1-5.6）×0.9-1.15] ÷2.5
5.4÷[2.6×（3.7-2.9）+0.62]
12×6÷（12-7.2）-6 （4）12×6÷7.2-6
2/3÷1/2－1/4×2/5
2－6/13÷9/26－2/3
2/9＋1/2÷4/5＋3/8
10÷5/9＋1/6×4
1/2×2/5＋9/10÷9/20
5/9×3/10＋2/7÷2/5
1/2＋1/4×4/5－1/8
3/4×5/7×4/3－1/2
23－8/9×1/27÷1/27
8×5/6＋2/5÷4
1/2＋3/4×5/12×4/5
8/9×3/4－3/8÷3/4
5/8÷5/4＋3/23÷9/11
0.6×（1.7－0.9）÷0.24+1.25
5.4×[（2.73＋1.85）÷2.29]-3.56
9405-2940÷28×21
920-1680÷40÷7
690+47×52-398
148+3328÷64-75
360×24÷32+730
2100-94+48×54
51+（2304-2042）×23
4215+（4361-716）÷81
（247+18）×27÷25
36-720÷（360÷18）
1080÷（63-54）×80
（528+912）×5-6178
8528÷41×38-904
264+318-8280÷69
（174+209）×26- 9000
814-（278+322）÷15
1406+735×9÷45
3168-7828÷38+504
796-5040÷（630÷7）
285+（3000-372）÷36
546×（210-195）÷30
20. 4/5 × 25/16 + 2/3 × 3/4
21. 14 × 8/7 – 5/6 × 12/15
22. 17/32 – 3/4 × 9/24
23. 3 × 2/9 + 1/3
24. 5/7 × 3/25 + 3/7
25. 3/14 ×× 2/3 + 1/6
26. 1/5 × 2/3 + 5/6
27. 9/22 + 1/11 ÷ 1/2
28. 5/3 × 11/5 + 4/3
29. 45 × 2/3 + 1/3 × 15
30. 7/19 + 12/19 × 5/6
31. 1/4 + 3/4 ÷ 2/3
32. 8/7 × 21/16 + 1/2
33. 101 × 1/5 – 1/5 × 21
34.50＋160÷40
35.120-144÷18+35
36.347+45×2-4160÷52
37（58+37）÷（64-9×5）
38.95÷（64-45）
39.178-145÷5×6+42
40.812-700÷（9+31×11）
41.85+14×（14+208÷26）
43.120-36×4÷18+35
44.（58+37）÷（64-9×5）
45.(6.8-6.8×0.55)÷8.5
46.0.12× 4.8÷0.12×4.8
47.（3.2×1.5+2.5）÷1.6
48.6-1.6÷4= 5.38+7.85-5.37=
49.7.2÷0.8-1.2×5= 6-1.19×3-0.43=
50.6.5×（4.8-1.2×4）=
51.5.8×（3.87-0.13）+4.2×3.74
52.32.52-（6+9.728÷3.2）×2.5
53.[（7.1-5.6）×0.9-1.15] ÷2.5
54.5.4÷[2.6×（3.7-2.9）+0.62]
55.12×6÷（12-7.2）-6
56.12×6÷7.2-6
57.0.68×1.9+0.32×1.9
58.58+370）÷（64-45）
59.420+580-64×21÷28
60.136+6×（65-345÷23）
15-10.75×0.4-5.7
62.18.1＋（3－0.299÷0.23）×1
63.(6.8-6.8×0.55)÷8.5
64.0.12× 4.8÷0.12×4.8
65.（3.2×1.5+2.5）÷1.6
66.3.2×6+（1.5+2.5）÷1.6
67.0.68×1.9+0.32×1.9
68.10.15-10.75×0.4-5.7
69.5.8×（3.87-0.13）+4.2×3.74
70.32.52-（6+9.728÷3.2）×2.5
71.[（7.1-5.6）×0.9-1.15] ÷2.5
72.5.4÷[2.6×（3.7-2.9）+0.62]
73.12×6÷（12-7.2）-6
74.12×6÷7.2-6
75.33.02－（148.4－90.85）÷2.5
你自己看吧！
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绛旓細1銆3-1/3-1/3梅3 =3-1/3-1/9 =3-(3/9+1/9)=23/9 2銆15/16+(7/16-1/4)梅1/2 =15/16+3/16梅1/2 =15/16+6/16 =21/16 3銆1/5梅[(2/3+1/5)*1/13]=1/5梅[13/15*1/13]=1/5梅1/15 =3
绛旓細鈶 399+436=锛400锛1锛+436=400+436锛1锛涒懙 457+2997= 457+锛3000锛3锛= 457+3000锛3锛涒懚 397锛274=锛400锛3锛夛紞274= 400锛嶏紙274+3锛夛紱鈶 432锛395= 432锛嶏紙400锛5锛= 432锛400+5銆5 5006+287=锛5000+6锛+287=5000+287+6锛6 378+4008=378+锛4000+8锛=378+4000+8锛7 4006...
绛旓細1. 3/7 脳 49/9 - 4/3 2. 8/9 脳 15/36 + 1/27 3. 12脳 5/6 鈥 2/9 脳3 4. 8脳 5/4 + 1/4 5. 6梅 3/8 鈥 3/8 梅6 6. 4/7 脳 5/9 + 3/7 脳 5/9 7. 5/2 -锛 3/2 + 4/5 锛8. 7/8 + 锛 1/8 + 1/9 锛9. 9 脳 5/6 + 5/6 10....
绛旓細(2鍒嗕箣1-6鍒嗕箣1+12鍒嗕箣7)脳48 =2鍒嗕箣1脳48 -6鍒嗕箣1脳48 +12鍒嗕箣7脳48 =24-8+28 =44 銆8鍒嗕箣7-锛3鍒嗕箣1+6鍒嗕箣1锛夈懨4鍒嗕箣9 =銆8鍒嗕箣7-2鍒嗕箣1銆懨4鍒嗕箣9 =銆8鍒嗕箣7-8鍒嗕箣4銆懨4鍒嗕箣9 =8鍒嗕箣3*9鍒嗕箣4 =6鍒嗕箣1 6鍒嗕箣5-12鍒嗕箣7脳14鍒嗕箣15 = 6鍒...
绛旓細5. 6梅 3/8 鈥 3/8 梅6 6. 4/7 脳 5/9 + 3/7 脳 5/9 7. 5/2 -锛 3/2 + 4/5 锛8. 7/8 + 锛 1/8 + 1/9 锛9. 9 脳 5/6 + 5/6 10. 3/4 脳 8/9 - 1/3 11. 7 脳 5/49 + 3/14 12. 6 脳锛 1/2 + 2/3 锛13. 8 脳 4/5 + 8 脳 11/...
绛旓細锛4锛345脳98=33810 锛5锛25脳64脳125脳5=1000000 锛6锛8500梅25=340 锛7锛94脳73+27脳94=9400 锛8锛125脳79=9875 锛9锛1.2脳99=118.8 锛10锛9梅0.25=36 锛11锛4.7脳5.9+5.2脳4.7-4.7脳0.1=51.7 锛12锛3.6脳2.4+36脳0.76=36 锛13)(3.25脳7+3.25)脳0.125...
绛旓細4. 8脳 5/4 + 1/4 5. 6梅 3/8 鈥 3/8 梅6 6. 4/7 脳 5/9 + 3/7 脳 5/9 7. 5/2 -锛 3/2 + 4/5 锛8. 7/8 + 锛 1/8 + 1/9 锛9. 9 脳 5/6 + 5/6 10. 3/4 脳 8/9 - 1/3 11. 7 脳 5/49 + 3/14 12. 6 脳锛 1/2 + 2/3 锛13. 8...
绛旓細3.(23/4-3/4)*(3*6+2) 4. 3/7 脳 49/9 - 4/3 5. 8/9 脳 15/36 + 1/27 6. 12脳 5/6 鈥 2/9 脳3 7. 8脳 5/4 + 1/4 8. 6梅 3/8 鈥 3/8 梅6 9. 4/7 脳 5/9 + 3/7 脳 5/9 10. 5/2 -( 3/2 + 4/5 ) 11. 7/8 + ( 1/8 + 1/9 ) 12. 9 ...
绛旓細(4锛3鍗2锛5)脳4 (700鍗1)脳68 153脳(220鍗57) 63脳8鍗37脳8 (0.75+0.2)/0.25*25% 12/0.75+7.2/2.4 605*8+3.5-44 10.9-(6.6+0.125/12.5%)980-9.8)*0.6-2.12 (0.125*8-0.5)*4 1+0.45/0.9-0.75 168.1/(4.3*2-0.4)1.2...
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