小学六年级数学脱式计算（能简便的要简便运算）： 六年级(上册苏教版)脱式计算,简便计算.
\u516d\u5e74\u7ea7\u5c0f\u5b66\u6570\u5b66\u8131\u5f0f\u8ba1\u7b97\u7b80\u4fbf\u7b97\u6cd5\u30101-(1/8+2/3\uff09\u3011\u00d736={1-}*36
={1-19/24}*36
=5/24*36
=15/2
\u7b80\u4fbf\u8fd0\u7b97:
\u2460 4\u00d71+4\u00d7+ \u00d74 \u2461 567+98 \u2462 2\u00d712.5\u00d7\u00d78 \u2463 1- -
\u2464 21\u00f77 \u2465 (+ )\u00d745 \u2466 0.4\u00d77+0.4\u00d73
\u8ba1\u7b97:
\u2460 (84\u00d727\u20152166)\u00f717 \u2461 4.6\u00d79+ 9.2\u00d74+ 9 \u2462 7- 5\u00f77\u00d78
\u2463 (1- \u00d70.4)\u00d7+ 0.79 \u24642.8 + 5+ 7+ 3 \u2465 6000-1620\u00f736\u00d724
\u2466 13.92-9.54\u00f70.045\u00d70.06 \u2467 12+1\u00f74- \u00d72
\u2468 [(3-2)\u00d715]\u00f70.1 7.69\u00d7[1\u00f7(3- 3.09)]
\u5c0f\u5b66\u516d\u5e74\u7ea7\u6570\u5b66\u590d\u4e60\u3010\u7b80\u4fbf\u8ba1\u7b97\u3011
\u4e00\u3001\u53e3\u7b97\u4e0b\u9762\u5404\u9898\u3002\uff0823\u5206\uff09
10\uff0d2.65\uff1d 0.9\u00d70.08\uff1d 528\uff0d349\uff1d 6\uff0b14.4\uff1d 24\u00f70.04\uff1d
12.34\uff0d2.3\uff1d 0\u00f73.8\uff1d 0.77\uff0b0.33\uff1d 7\u00f71.4\uff1d 67.5\uff0b0.25\uff1d7.2\u00f78\u00d74\uff1d 5\uff0d1.4\uff0d1.6\uff1d 400\u00f7125\u00f78\uff1d 1.9\u00d74\u00d70.5\uff1d
80\u00d70.125= 3\u00d7 = 6 6= 2 \uff0d( + )= 10 2=
3.2\u00d77\u00f73.2\u00d77= ( \uff0d )\u00d712= 187.7\u00d711\uff0d187.7= 1\uff0d 62.5%=
\u4e8c\u3001\u5199\u51fa\u4e0b\u5217\u6bcf\u9898\u5728\u7b80\u4fbf\u8fd0\u7b97\u65f6\u6240\u8fd0\u7528\u7684\u5b9a\u5f8b\u6216\u6027\u8d28(12\u5206)
4 +3.2\uff0b5 +6.8 25\u00d7(8\u00d70.4)\u00d71.25 7 \uff0d(2 \uff0d )
( ) ( ) ( )
( \uff0b + )\u00d772 93.5\u00f73 16\u00f72.5
( ) ( ) ( )
\u4e09\u3001\u7528\u7b80\u4fbf\u65b9\u6cd5\u8ba1\u7b97\u3002\uff0865\u5206\uff09
1125\uff0d997 998+1246+9989 \uff088700\uff0b870\uff0b87\uff09\u00f787
125\u00d78.8 1.3\uff0b4.25\uff0b3.7\uff0b3.75 17.15\uff0d\uff083.5\uff0d2.85\uff09
3.4\u00d799\uff0b3.4 4.8\u00d71.01 0.4\u00d7\uff082.5\u00f773\uff09
\uff081.6\uff0b1.6\uff0b1.6\uff0b1.6\uff09\u00d725 \uff08 \uff0b \uff0d \uff09\u00f7
12.3\uff0d2.45\uff0d5.7\uff0d4.55 2 \uff0b 0.125\u00d70.25\u00d764
64.2\u00d787\uff0b0.642\u00d71300 78\u00d736\uff0b7.8\u00d7741\uff0d7 17\uff0b 8
0.125\u00d7 \uff0b0.5 2.42 +4.58 \uff0d43
25\u00f7100 4.25\uff0d3 \uff0d(2 \uff0d1 )
\uff081\uff091.25*17.6+36.1/0.8+2.36*12.5
1.25*17.6+36.1/0.8+2.36*12.5
=(5/4)*17.6+36.1*(5/4)+23.6*(50/4)
=176/8+361/8+236/8
=773/8=96.625
\uff082\uff097.5*2.3+1.9*2.5
7.5*2.3+1.9*2.5
=7.5*(1.9+0.4)+1.9*2.5
=(7.5+2.5)*1.9+7.5*0.4
=19+3 =22
\uff083\uff092004/2003*2005
2004/2003*2005
=(2004/2003)*(2003+2)
=2004+4008/2003
\uff084\uff09276*543-267/276+543*275
276*543-267/276+543*275
=543*(276+275)-267/276
=543*551-267/276
1)\u4e94\u5341\u4e8c\u53c8\u4e8c\u5341\u4e94\u5206\u4e4b\u5341\u4e00\u00d779.45+159\u00d747.56+\u4e03\u5341\u4e5d\u53c8\u4e8c\u5341\u5206\u4e4b\u5341\u4e00\u00d752.44
=52.44\u00d779.45+159\u00d747.56+79.55\u00d752.44
=52.44\u00d7(79.45+79.55)+159\u00d747.56
=52.44\u00d7159+159\u00d747.56
=159\u00d7(52.44+47.56)
=159\u00d7100
=15900
3)2002+2001-2000-1999+1998+1997-1996-1995+\u2026\u2026+2+1
=(2002-2000)+(2001-1999)+(1998-1996)+(1997-1995)+\u2026\u2026+(6-4)+(5-3)+2+1
=2+2+2+2+\u2026\u2026+2+2(\u4ece3-2002\u51712000\u4e2a\u6570\uff0c\u6240\u4ee5\u67091000\u4e2a2)+2+1
=1000\u00d72+2+1
=2003
4\uff0c5\u4e24\u9898\u5747\u7528\u5230\u4e00\u4e2a\u8f6c\u6362\u5f0f1/\uff08A\u00d7B\uff09=1/\uff08B-A\uff09\u00d7\uff081/A-1/B\uff09
\u59821/15=1/\uff083\u00d75\uff09=1/\uff085-3\uff09\u00d7\uff081/3-1/5\uff09=1/2\u00d7\uff082/15\uff09=1/15\u53ef\u9a8c\u8bc1\u4e00\u4e0b
4)(1\u00d72\u5206\u4e4b\u4e00)+(2\u00d73\u5206\u4e4b\u4e00)+(3\u00d74\u5206\u4e4b\u4e00)+\u2026\u2026+(10\u00d711\u5206\u4e4b\u4e00)
=1/(1\u00d72)+1/(2\u00d73)+1/(3\u00d74)+\u2026\u2026+1/(10\u00d711)
=(1-1/2)+(1/2 - 1/3)+\uff081/3 - 1/4\uff09+\u2026\u2026+\uff081/10 - 1/11\uff09
=1-1/11
=10/11
5)\u4e09\u5206\u4e4b\u4e00+\u5341\u4e94\u5206\u4e4b\u4e00+\u4e09\u5341\u4e94\u5206\u4e4b\u4e00+\u516d\u5341\u4e09\u5206\u4e4b\u4e00+\u4e5d\u5341\u4e5d\u5206\u4e4b\u4e00
=1/(1\u00d73)+1/(3\u00d75)+1/(5\u00d77)+1/(7\u00d79)+1/(9\u00d711)
=1/2\u00d7(1-1/3)+1/2\u00d7(1/3-1/5)+1/2\u00d7(1/5-1/7)+1/2\u00d7(1/7-1/9)+1/2\u00d7(1/9-1/11)
=1/2\u00d7(1 - 1/3 + 1/3 - 1/5 + 1/5 - 1/7 + 1/7 - 1/9 + 1/9 - 1/11)
=1/2\u00d7(1-1/11)
=1/2\u00d710/11
=5/11
6)\u4e00\u53c8\u4e8c\u5206\u4e4b\u4e00-\u516d\u5206\u4e4b\u4e94+\u5341\u4e8c\u5206\u4e4b\u4e03-\u4e8c\u5341\u5206\u4e4b\u4e5d+\u4e09\u5341\u5206\u4e4b\u5341\u4e00-\u56db\u5341\u4e8c\u5206\u4e4b\u5341\u4e09+\u4e94\u5341\u516d\u5206\u4e4b\u5341\u4e94
(\u6839\u636e\u63d0\u793a\uff0c1\u53c81/2=1+1/2\uff0c+1/2+1/3=5/6\u2026\u2026)
=(1+1/2)-(1/2+1/3)+(1/3+1/4)-(1/4+1/5)+(1/5+1/6)-(1/6+1/7)+(1/7+1/8)
=1+ 1/2 - 1/2 - 1/3 + 1/3 + 1/4 - 1/4 - 1/5 + 1/5 + 1/6 - 1/6 - 1/7 + 1/7 + 1/8
=1+1/8
1\uff090.25\u00d78.6\u00d74
2) 89+456-78
3) 5%+. 3/7 \u00d7 49/9 - 4/3
4) 9 \u00d7 15/36 + 1/27
5) 2\u00d7 5/6 \u2013 2/9 \u00d73
6) 3\u00d7 5/4 + 1/4
7) 94\u00f7 3/8 \u2013 3/8 \u00f76
8) 95/7 \u00d7 5/9 + 3/7 \u00d7 5/9
9) 6/2 -\uff08 3/2 + 4/5 \uff09
10) 8 + \uff08 1/8 + 1/9 \uff09
11) 8 \u00d7 5/6 + 5/6
12) 1/4 \u00d7 8/9 - 1/3
13) 10 \u00d7 5/49 + 3/14
14) 1.5 \u00d7\uff08 1/2 + 2/3 \uff09
15) 2\uff0f9 \u00d7 4/5 + 8 \u00d7 11/5
16) 3.1 \u00d7 5/6 \u2013 5/6
17) 4/7 - \uff08 2/7 \u2013 10/21 \uff09
18) 19 \u00d7 18 \u2013 14 \u00d7 2/7
19) 5 \u00d7 25/16 + 2/3 \u00d7 3/4
20) 4 \u00d7 8/7 \u2013 5/6 \u00d7 12/15
21) 7/32 \u2013 3/4 \u00d7 9/24
22) 1\u3001 2/3\u00f71/2\uff0d1/4\u00d72/5
2\u3001 2\uff0d6/13\u00f79/26\uff0d2/3
3\u3001 2/9\uff0b1/2\u00f74/5\uff0b3/8
4\u3001 10\u00f75/9\uff0b1/6\u00d74
5\u3001 1/2\u00d72/5\uff0b9/10\u00f79/20
6\u3001 5/9\u00d73/10\uff0b2/7\u00f72/5
7\u3001 1/2\uff0b1/4\u00d74/5\uff0d1/8
8\u3001 3/4\u00d75/7\u00d74/3\uff0d1/2
9\u3001 23\uff0d8/9\u00d71/27\u00f71/27
10\u3001 8\u00d75/6\uff0b2/5\u00f74
11\u3001 1/2\uff0b3/4\u00d75/12\u00d74/5
12\u3001 8/9\u00d73/4\uff0d3/8\u00f73/4
13\u3001 5/8\u00f75/4\uff0b3/23\u00f79/11
1. 3/7 \u00d7 49/9 - 4/3
2. 8/9 \u00d7 15/36 + 1/27
3. 12\u00d7 5/6 \u2013 2/9 \u00d73
4. 8\u00d7 5/4 + 1/4
5. 6\u00f7 3/8 \u2013 3/8 \u00f76
6. 4/7 \u00d7 5/9 + 3/7 \u00d7 5/9
7. 5/2 -\uff08 3/2 + 4/5 \uff09
8. 7/8 + \uff08 1/8 + 1/9 \uff09
9. 9 \u00d7 5/6 + 5/6
10. 3/4 \u00d7 8/9 - 1/3
11. 7 \u00d7 5/49 + 3/14
12. 6 \u00d7\uff08 1/2 + 2/3 \uff09
13. 8 \u00d7 4/5 + 8 \u00d7 11/5
14. 31 \u00d7 5/6 \u2013 5/6
15. 9/7 - \uff08 2/7 \u2013 10/21 \uff09
16. 5/9 \u00d7 18 \u2013 14 \u00d7 2/7
17. 4/5 \u00d7 25/16 + 2/3 \u00d7 3/4
18. 14 \u00d7 8/7 \u2013 5/6 \u00d7 12/15
19. 17/32 \u2013 3/4 \u00d7 9/24
20. 3 \u00d7 2/9 + 1/3
21. 5/7 \u00d7 3/25 + 3/7
22. 3/14 \u00d7\u00d7 2/3 + 1/6
23. 1/5 \u00d7 2/3 + 5/6
24. 9/22 + 1/11 \u00f7 1/2
25. 5/3 \u00d7 11/5 + 4/3
26. 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
1.125\u00d73+125\u00d75+25\u00d73+25
2.9999\u00d73+101\u00d711\u00d7(101-92)
3.(23/4-3/4)\u00d7(3\u00d76+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 + /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
76.(25%-695%-12%)*36
77./4*3/5+3/4*2/5
78.1-1/4+8/9/7/9
79.+1/6/3/24+2/21
80./15*3/5
81.3/4/9/10-1/6
82./3+1/2)/5/6-1/3]/1/7
83./5+3/5/2+3/4
84.(2-2/3/1/2)]*2/5
86.3+456-52*8
87.5%+6325
10.65-7.17-2.83+9.35
= 10.65-10+9.35
= 0.65+9.35
= 10
第二题：
4.48÷{（4.3-3.6）×0.8}
= 4.48 ÷ （0.7×0.8)
= 4.48 ÷ 0.56
= 8
第三题：
7/12÷{3/4×（1/3+1/4）
= 7/12÷(3/4×7/12）
= 4/3
第四题：
7/9×3/11+2/9÷11/3
= 7/33 + 2/297
= 63/297 + 2/297
= 65/297
第一题：10.65-7.17-2.83+9.35
=(10.65+9.35)-(7.17-2.83)
=20-10
=10
第二题：4.48÷{（4.3-3.6）×0.8}
=4.48÷(0.7×0.8)
=4.48÷0.56
=8
第三题：7/12÷{3/4×（1/3+1/4）
=7/12÷（3/4×7/12）
=7/12÷7/16
=7/12×16/7
=4/3
第四题：7/9×3/11+2/9÷11/3
=7/9×3/11+2/9×3/11
=3/11×（7/9+2/9）
=3/11×1
=3/11
（1）10.65-7.17-2.83+9.35
=（10.65+9.35）-（7.17+2.83）
=20-10=10
（2）4.48÷{（4.3-3.6）×0.8}
=4.48÷（0.7x0.8）
=4.48÷0.8÷0.7=5.6÷0.7
=8
（3）7/12÷{3/4×（1/3+1/4）}
=7/12÷（3/4x1/3+3/4x1/4）
=7/12÷（1/4+3/4x1/4）
=7/12÷{（1+3/4)x1/4）}
=7/12÷7/4÷1/4
=4/3
（4）7/9×3/11+2/9÷11/3
=7/9×3/11+2/9x3/11
=(7/9+2/9)×3/11
=3/11
我不知道有些代换规律六年级可能没有学到，你看看哪里他们没有学到的，我再改改。
一： 10.65+9.35-（7.17+2.83）
=20-10
=10
二：4.48÷0.8÷（4.3-3.6）
=5.6÷0.7
=8
三；7/12÷（3/4X7/12）
=7/12X4/3X12/7
=4/3
四；7/9X3/11+2/9X3/11
=（7/9+2/9）X3/11
=3/11
1、=10.65+9.35-（7.17+2.83）
=20-10=10
2、=4.48÷0.8÷0.7
=5.6÷0.7
=8
3、=7/12÷7/12÷3/4
=1÷3/4
＝4/3
4、=7/9×3/11+2/9×3/11
=（7/9+2/9）×3/11
=1×3/11
=3/11
绛旓細鍏勾绾ц劚寮忚绠鏂规硶鏄涓嬶細1銆24.6-3.98+5.4-6.02 瑙ｆ瀽锛氭棰樺埄鐢ㄥ姞娉曚氦鎹㈢粨鍚堝緥锛屽噾鏁村啀璁＄畻銆傛楠ゅ涓嬶細24.6-3.98+5.4-6.02 =锛24.6+5.4锛-锛3.98+6.02锛=30-10 =20 2銆27脳17/26 瑙ｆ瀽锛氭棰樺厛鐢ㄥ姞娉曞垎閰嶅緥锛屾妸27杞崲鎴愶紙26锛1锛夛紝鍐嶅埄鐢ㄤ箻娉曠粨鍚堝緥锛屼娇寰杩愮畻绠渚銆27...
绛旓細鍏勾绾涓嬪唽鑴卞紡璁＄畻缁冧範33棰樼瓟妗 120梅3+15脳2 =40+30 =70. 璇烽噰绾,璋㈣阿銆 鍏勾绾у彛绠楅160閬(涓嶅甫绛旀),璇峰悇浣嶅闇稿府蹇欏嚭涓涓嬨 銆160?鑰佸笀绁為┈鎯呭喌?銆戣闅剧殑鍚? 鍏勾绾т笂鑴卞紡璁＄畻+绛旀=楂樻偓璧 褰姵1998绛旀: 3/7 脳 49/9 - 4/3 2. 8/9 脳 15/36 + 1/27 3. 12脳 5/6 鈥 2/9 脳...
绛旓細34脳3.535-3.5脳34.34 =34脳3.5脳1.01-3.5脳34脳1.01 =0 8+89+899+8999+89999 =9+90+900+9000+90000-5 =99999-5 =99994 0.67脳2.1+0.018脳21+8.5脳0.79 =0.67脳2.1+0.18脳2.1+8.5脳0.79 =锛0.67+0.18锛壝2.1+8.5脳0.79 =0.85脳2.1+0.85脳7.9 ...
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....
绛旓細鍏勾绾ц劚寮忚绠棰樺甫绛旀 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 -( 3/2 + 4/5 ) 8. 7/8 + ( 1/8 + 1/9 ) 9. 9 脳 5/6 ...
绛旓細鑴卞紡璁＄畻鏄竴涓暟瀛﹀绉戞湳璇紝鍗抽掔瓑寮忚绠楋紝鎶婅绠楄繃绋嬪畬鏁村啓鍑烘潵鐨勮繍绠楋紝涔熷氨鏄劚绂荤珫寮忕殑璁＄畻銆20閬鍏勾绾涓婂唽鏁板鑴卞紡璁＄畻缁冧範棰樺涓嬨1銆85+14脳锛14+208梅26锛夈2銆65脳99+1.65銆3銆120-36脳4梅18+35銆4銆侊紙58+37锛壝凤紙64-9脳5锛夈5銆侊紙6.8-6.8脳0.55)梅8.5銆6銆0.12脳4...
绛旓細鑴卞紡璁＄畻1锛280锛840梅24脳5 2锛85脳(95锛1440梅24)3锛58870梅(105锛20脳2)4锛80400锛(4300锛870梅15)5锛1437脳27锛27脳563 6锛81432梅(13脳52锛78)7锛125脳(33锛1)8锛37.4锛(8.6锛7.24锛6.6)9.锛9+31锛壝11 10.(85+14锛壝7 绠渚胯绠 1.125*3+125*5+25*3+25 2....
绛旓細锛2锛3.2脳锛1.5+2.5锛壝1.6 45.6-1.6梅4= 5.38+7.85-5.37= 46.7.2梅0.8-1.2脳5= 6-1.19脳3-0.43= 47.6.5脳锛4.8-1.2脳4锛= 0.68脳1.9+0.32脳1.9 48.10.15-10.75脳0.4-5.7 49.5.8脳锛3.87-0.13锛+4.2脳3.74 50.32.52-锛6+9.728梅3....
绛旓細鍏勾绾ц劚寮忚绠棰樺甫绛旀 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 -( 3/2 + 4/5 ) 8. 7/8 + ( 1/8 + 1/9 ) 9. 9 脳 5/6 ...
绛旓細34脳3.535-3.5脳34.34 =34脳3.5脳1.01-3.5脳34脳1.01 =0 8+89+899+8999+89999 =9+90+900+9000+90000-5 =99999-5 =99994 0.67脳2.1+0.018脳21+8.5脳0.79 =0.67脳2.1+0.18脳2.1+8.5脳0.79 =锛0.67+0.18锛壝2.1+8.5脳0.79 =0.85脳2.1+0.85脳7.9 ...
