谁有分数加减乘除法口算题啊~~~~~~~~ 400道 最近学校举行口算比赛 烦死了！！ 分数乘除法口算题 600道
\u5206\u6570\u4e58\u9664\u6cd5\u53e3\u7b97\u53ca\u7b54\u68484/9\u00d74/3=16/27 1/3\u00d71/3=1/9 1/2\u00d71/3=1/6
2/7\u00d77/2\u00d72/7=2/7 21/25\u00d725/42=1/2 4/5\u00d73/4=3/5
8/7\u00d71/2=4/7 7/4\u00d71/4\u00d71/2=7/32
1/7\u00d71/2=1/14 2/3\u00d75/6=5/9 1/5\u00d73/8=3/40
3/5\u00d75/8=3/8 6/7\u00d73/2=9/7 5/6\u00d78/3=20/9
4/11\u00d73/4=3/11 4/9\u00d73/8=1/6 5/3\u00d71/5=1/3
4/3\u00d74/9=16/27 1/3\u00d71/2=1/6 2/7\u00d71/2\uff1d1/7
41/12\u00d71/4=41/48 1/4\u00d73/16=3/64
1/12\u00d79/4=3/16 75/8\u00d71/5=15/8
7/12\u00d71/9\uff1d 7/108 2/3\u00d77/3\uff1d14/9
3/8\u00d79/4\uff1d27/32 5/3\u00d73/5\uff1d1
4/5\u00d75/8\uff1d1/2 7/9\u00d79/7\uff1d1
2/3\u00d71/7=2/21 1/4\u00d73/50=3/200
4/5\u00d71/2= 2/5 2/3\u00d729/8=29/12
3/2\u00d77/9=7/6 2/3\u00d73/4=1/2
5/6\u00d71/3=5/18 6/5\u00d71/6 =1/5
2/1\u00d77/2=7 3/2\u00d71/3=1/2
1/22\u00d74/5=2/55 5/6\u00d78/3=20/9
4/11\u00d73/4=3/11 2/3\u00d75/6=5/9
1/5\u00d73/8=3/40 3/5\u00d75/8=3/8
8/7\u00d71/2=4/7 7/4\u00d71/2=7/8
1/7\u00d71/2=1/14 2/3\u00d75/6=5/9
8/7\u00d73/2=12/7 5/12\u00d71/9\uff1d5/108
7/4\u00d7\u00d71/2=7/8 1/7\u00d71/2=1/14
2/3\u00d75/6=5/9 2/3\u00d71/2=1/3
2/3\u00d75/6=5/9 1/5\u00d73/8=3/40
2/3\u00d77/3\uff1d14/9 8/7\u00d71/2=4/7
1/7\u00d71/2=1/14 2/3\u00d75/6=5/9
1/5\u00d73/8=3/40 3/5\u00d75/8=3/8
5/6\u00d71/3=5/18 6/5\u00d71/6 =1/5
2/1\u00d77/2=7 3/2\u00d71/3=1/2
1/22\u00d74/5=2/55 5/6\u00d78/3=20/9
4/11\u00d73/4=3/11 2/3\u00d75/6=5/9
1/5\u00d73/8=3/40 3/5\u00d75/8=3/8
4/3\u00d74/9=16/27 1/3\u00d71/2=1/6
1/7\u00d75/2=5/14 1/3\u00d75/6=5/18
1/5\u00d73/8=3/40 3/5\u00d75/8=3/8
6/7\u00d73/2=9/7 5/6\u00d78/3=20/9
4/11\u00d73/4=3/11 4/9\u00d73/8=1/6
5/3\u00d71/5=1/3 4/3\u00d74/9=16/27
1/3\u00d71/2=1/6 2/7\u00d71/2\uff1d1/7
6/7\u00d73/2=9/7 5/6\u00d78/3=20/9
4/11\u00d73/4=3/11 3/5\u00d75/8=3/8
8/7\u00d71/2=4/7 7/4\u00d71/2=7/8
1/7\u00d71/2=1/14 2/3\u00d75/6=5/9
1\u30011.8\u00f73\uff1d
2\u300119.2\u00f73\uff1d
3\u30014.9\u00f70.7\uff1d
4\u30010.4\u00f70.5\uff1d
5\u30011.1\u00d70.9\uff1d
6\u30011.2\u00f70.3\uff1d
7\u30014.8\u00d70.6\uff1d
8\u30017.7\u00d76\uff1d
9\u300128\u00f75\uff1d
10\u30014.4\u00d78\uff1d
11\u30016.8\u00d70.7\uff1d
12\u30011.8\u00f70.5\uff1d
13\u30011.5\u00d70.2\uff1d
14\u30018.9\u00d75\uff1d
15\u300121\u00f76\uff1d
16\u30018.9\u00d70.5\uff1d
17\u30015.3\u00d78\uff1d
18\u30015.81\u00f70.7\uff1d
19\u30018.4\u00d75\uff1d
20\u30013.7\u00f70.5\uff1d
21\u30019.2\u00f72\uff1d
22\u30013.3\u00d70.4\uff1d
23\u300155.8\u00f76\uff1d
24\u300142.3\u00f79\uff1d
25\u30010.78\u00f70.6\uff1d
26\u300133.3\u00f79\uff1d
27\u30013.7\u00d72\uff1d
28\u30016.5\u00d73\uff1d
29\u300141.6\u00f78\uff1d
30\u300144.8\u00f78\uff1d
31\u30011.6\u00d70.5\uff1d
32\u30010.36\u00f70.9\uff1d
33\u30018.9\u00d70.3\uff1d
34\u30011.8\u00d73\uff1d
35\u300115\u00f73\uff1d
36\u300127.6\u00f74\uff1d
37\u30016.58\u00f70.7\uff1d
38\u30011.9\u00d75\uff1d
39\u30012.07\u00f70.9\uff1d
40\u300156.7\u00f77\uff1d
41\u30015.1\u00d72\uff1d
42\u30011.3\u00d70.3\uff1d
43\u30014.62\u00f70.7\uff1d
44\u30015.4\u00d70.3\uff1d
45\u30013.5\u00d78\uff1d
46\u30018.4\u00d74\uff1d
47\u30015.6\u00d70.5\uff1d
48\u30011.02\u00f70.3\uff1d
49\u30016.1\u00d76\uff1d
50\u30011.3\u00d75\uff1d
51\u30014.3\u00d70.8\uff1d
52\u30010.6\u00d79\uff1d
53\u300116.2\u00f79\uff1d
54\u30013.2\u00f74\uff1d
55\u3001\u30011.8\u00f70.3\uff1d
56\u30013.15\u00f70.9\uff1d
57\u300130\u00f74\uff1d
58\u30018.9\u00d70.5\uff1d
59\u30014.14\u00f70.6\uff1d
60\u30015.94\u00f70.9\uff1d
61\u300166.6\u00f79\uff1d
62\u300164.8\u00f79\uff1d
63\u30014.4\u00d70.3\uff1d
64\u30011.98\u00f70.2\uff1d
65\u30019\u00d70.6\uff1d
66\u30017.6\u00d70.3\uff1d
67\u30011.26\u00f70.9\uff1d
68\u30014.5\u00d70.8\uff1d
69\u30010.88\u00f70.8\uff1d
70\u300126.4\u00f78\uff1d
71\u30017.8\u00d70.9\uff1d
72\u300135.2\u00f78\uff1d
73\u30018.2\u00d73\uff1d
74\u30017.3\u00d70.9\uff1d
75\u300111.6\u00f74\uff1d
76\u300140\u00f78\uff1d
77\u30010.4\u00d77\uff1d
78\u300113.5\u00f75\uff1d
79\u30013.2\u00d78\uff1d
80\u300136.6\u00f76\uff1d
\u6269\u5c55\u8d44\u6599
\u53e3\u7b97\uff0c\u5feb\u5fc3\u7b97\u201d\u6709\u522b\u4e8e\u201c\u73e0\u5fc3\u7b97\u201d\u548c\u201c\u624b\u8111\u7b97\u201d\u3002\u897f\u5b89\u6559\u5e08\u725b\u5b8f\u4f1f\u53d1\u660e\u7684\u5feb\u5fc3\u7b97\uff0c \u4e3b\u8981\u662f\u901a\u8fc7\u6559\u6750\u4e2d\u7684\u4e00\u5b9a\u89c4\u5219\uff0c\u5bf9\u5e7c\u513f\u8fdb\u884c\u52a0\u51cf\u4e58\u9664\u5feb\u901f\u8fd0\u7b97\u8bad\u7ec3\u3002
\u201c\u5feb\u5fc3\u7b97\u201d\u6709\u52a9\u4e8e\u63d0\u9ad8\u5b69\u5b50\u601d\u7ef4\u548c\u884c\u4e3a\u7684\u6761\u7406\u6027\u3001\u903b\u8f91\u6027\u4ee5\u53ca\u7075\u654f\u6027\uff0c\u953b\u70bc\u5b69\u5b50\u773c\u3001\u624b\u3001\u8111\u7684\u540c\u6b65\u5feb\u901f\u53cd\u5e94\uff0c\u8ba1\u7b97\u65b9\u6cd5\u548c\u4e2d\u5c0f\u5b66\u6570\u5b66\u5177\u6709\u4e00\u81f4\u6027\uff0c\u6240\u4ee5\u5f88\u53d7\u5e7c\u513f\u53ca\u5bb6\u957f\u7684\u6b22\u8fce\u3002 \u3000\u53e3\u7b97\uff0c\u5feb\u5fc3\u7b97\u771f\u6b63\u4e0e\u5c0f\u5b66\u6570\u5b66\u6559\u6750\u540c\u6b65\u7684\u6559\u5b66\u6a21\u5f0f\uff1a
1\uff1a\u4f1a\u7b97\u6cd5
\u7b14\u7b97\u8bad\u7ec3\uff0c\u73b0\u4eca\u6211\u56fd\u7684\u6559\u80b2\u4f53\u5236\u662f\u5e94\u8bd5\u6559\u80b2\uff0c\u68c0\u9a8c\u5b66\u751f\u7684\u6807\u51c6\u662f\u8003\u8bd5\u6210\u7ee9\u5355\uff0c\u90a3\u4e48\u5b66\u751f\u7684\u4e3b\u8981\u4efb\u52a1\u5c31\u662f\u5e94\u8bd5\uff0c\u7b54\u9898\uff0c\u7b54\u9898\u8981\u7528\u7b14\u5199\uff0c\u7b14\u7b97\u8bad\u7ec3\u662f\u6559\u5b66\u7684\u4e3b\u7ebf\u3002
\u4e0e\u5c0f\u5b66\u6570\u5b66\u8ba1\u7b97\u65b9\u6cd5\u4e00\u81f4\uff0c\u4e0d\u8fd0\u7528\u4efb\u4f55\u5b9e\u7269\u8ba1\u7b97\uff0c\u65e0\u8bba\u6a2a\u5f0f\uff0c\u7ad6\u5f0f\uff0c\u8fde\u52a0\u8fde\u51cf\u90fd\u53ef\u8fd0\u7528\u81ea\u5982\uff0c\u7528\u7b14\u505a\u8ba1\u7b97\u662f\u542f\u52a8\u667a\u6167\u5feb\u8f66\u7684\u4e00\u628a\u91d1\u94a5\u5319\u3002
2\uff1a\u660e\u7b97\u7406
\u7b97\u7406\u62fc\u73a9\u3002\u4e0d\u4f46\u8981\u4f7f\u5b69\u5b50\u4f1a\u7b97\u6cd5\uff0c\u8fd8\u8981\u8ba9\u5b69\u5b50\u660e\u767d\u7b97\u7406\u3002 \u4f7f\u5b69\u5b50\u5728\u62fc\u73a9\u4e2d\u7406\u89e3\u8ba1\u7b97\u7684\u7b97\u7406\uff0c\u7a81\u7834\u6570\u7684\u8ba1\u7b97\u3002\u5b69\u5b50\u662f\u5728\u7406\u89e3\u7684\u57fa\u7840\u4e0a\u5b8c\u6210\u7684\u8ba1\u7b97\u3002
3\uff1a\u7ec3\u901f\u5ea6
\u901f\u5ea6\u8bad\u7ec3\uff0c\u4f1a\u7528\u7b14\u7b97\u9898\u8fd8\u8fdc\u8fdc\u4e0d\u591f\uff0c\u5c0f\u5b66\u7684\u53e3\u7b97\u8981\u6709\u65f6\u95f4\u9650\u5b9a\uff0c\u662f\u5426\u8fbe\u6807\u8981\u7528\u65f6\u95f4\u8bf4\u8bdd\uff0c\u4e5f\u5c31\u662f\u4f1a\u7b97\u9898\u8fd8\u4e0d\u591f\uff0c\u4e3b\u8981\u8fd8\u662f\u8981\u63d0\u901f\u3002
4\uff1a\u542f\u667a\u6167
\u667a\u529b\u4f53\u64cd\uff0c\u4e0d\u5355\u7eaf\u5730\u5b66\u4e60\u8ba1\u7b97\uff0c\u7740\u91cd\u57f9\u517b\u5b69\u5b50\u7684\u6570\u5b66\u601d\u7ef4\u80fd\u529b\uff0c\u5168\u9762\u6fc0\u53d1\u5de6\u53f3\u8111\u6f5c\u80fd\uff0c\u5f00\u53d1\u5168\u8111\u3002
\u7ecf\u8fc7\u5feb\u5fc3\u7b97\u7684\u8bad\u7ec3\uff0c\u5b66\u524d\u5b69\u5b50\u53ef\u4ee5\u6df1\u523b\u7684\u7406\u89e3\u6570\u5b66\u7684\u672c\u8d28\uff08\u5305\u542b\uff09\uff0c\u6570\u7684\u610f\u4e49\uff08\u57fa\u6570\uff0c\u5e8f\u6570\uff0c\u548c\u5305\u542b\uff09\uff0c\u6570\u7684\u8fd0\u7b97\u673a\u7406\uff08\u540c\u6570\u4f4d\u7684\u6570\u7684\u52a0\u51cf\uff0c\uff09\u6570\u5b66\u903b\u8f91\u8fd0\u7b97\u7684\u65b9\u5f0f\uff0c\u4f7f\u5b69\u5b50\u638c\u63e1\u5904\u7406\u590d\u6742\u4fe1\u606f\u5206\u89e3\u65b9\u6cd5\uff0c\u53d1\u6563\u601d\u7ef4\uff0c\u9006\u5411\u601d\u7ef4\u5f97\u5230\u4e86\u53d1\u5c55\u3002\u5b69\u5b50\u5f97\u5230\u4e00\u4e2a\u53cd\u5e94\u654f\u9510\u7684\u5927\u8111\u3002
7/1*8=56 3/1*3=1 3/2*3=2 3/1*6=2 4/3*8=6
4/3*8=6 5/3*20=12 7/3*14=6 8/7*40=35 4/3*16=12
4/3*16=12 9/5*27=15 2/1*30=15 12/7*24=14 30/1*30=1
30/1*30=1 51/9*102=18 19/9*76=36 4/9*8=18 5/8*90=144
5/8*90=144 99/98*99=98 3/14*6=28 7/1*28=4 5/1*25=5
10/1*90=9 5/3*105=63 19/7*38=14 5/1*25=5 8/19*16=38
8/19*16=38 61/60*122=120 7/2*28=8 6/1*48=8 2\1*2=1
9/7*18=14 25/7*100=28 9/5*81=45 8/9*16=18 8/19*16=38
5/3*105=63 19/7*38=14 5/1*25=5 6/1*48=8 7/2*28=8
8/19*16=38 61/60*122=120 7/2*28=8 8/19*16=38 1/1*2=2
9/7*18=14 25/7*100=28 9/5*81=45 8/9*16=18 2/7*2=2/14
120×5＝ 12＋18＋14＝ 62＋160＋38＝
14×60＝ 203－80＝ 50×15×4＝
175－56＝ 250×8＝ 420×20＝
25＋67＋75＝ 4500÷300＝ 25×38＝
54＋97＝ 560÷40＝ 145＋55＝
46＋49＋51＝ 9100÷70＝ 103×3＝
28×99＝ 436＋208＝ 323－197＝
630÷45＝ 350＋470＝ 8×（125＋50）＝
4024÷8＝ 15×12×5＝ 315－198＝
84＋27＋73＝ 35×102＝ 621－199＝
168÷4＝ 574－162－38＝ （25＋24）×4＝
32＋268＝ 00－43＝ 416－216－78＝
99＋232＝ 45＋65＋55＝ 24×25＝
640÷40＝ 810÷27＝ 420－150＝
199＋76＝ 157－48－57＝ 328－209＝
213÷3＝ 74×12＋26×12＝
120＋90＝ 543－306＝ 300÷12＝
120×5＝ 12＋18＋14＝ 62＋160＋38＝
14×60＝ 203－80＝ 50×15×4＝
175－56＝ 250×8＝ 420×20＝
25＋67＋75＝ 4500÷300＝ 2 5×38＝
54＋97＝ 560÷40＝ 145＋55＝
46＋49＋51＝ 9100÷70＝ 103×3＝
28×99＝ 436＋208＝ 323－197＝
630÷45＝ 350＋470＝ 8×（125＋50）＝
4024÷8＝ 15×12×5＝ 315－198＝
84＋27＋73＝ 35×102＝ 621－199＝
168÷4＝ 574－162－38＝ (25＋24）×4＝
32＋268＝ 100－43＝ 416－216－78＝
99＋232＝ 45＋65＋55＝ 24×25＝
640÷40＝ 810÷27＝ 420－150＝
199＋76＝ 157－48－57＝ 328－209＝
213÷3＝ 74×12＋26×12＝
640÷80=
15×5=
23×3=
12×2×5=
480÷80=
16×5=
27×3=
90÷15=
48÷4=
640÷16=
39÷3=
24×20=
32×3=
48÷16=
12×8=
27×3=
56÷14=
24÷8=
14×2=
83－45=
560÷80=
96÷24=
40÷20=
40×30=
37＋26=
76－39=
605＋59=
30×23=
12×8=
27＋32=
48＋27=
4500×20=
73＋15 =
120×600 =
200×360=
6800×400=
280＋270=
4×2500=
6000÷40=
5×1280=
310－70=
400×14=
470＋180=
1000÷25=
160×600=
20×420=
290×300=
8100÷300=
7600÷200=
7600÷400=
680＋270=
980÷14=
4200÷30=
6×1300=
1300×50=
200×48=
930－660=
530＋280=
9200÷400=
840÷21=
180×500=
8000÷500 =
1900÷20=
200×160=
8700÷300=
300×330=
3×1400=
7000÷14=
600÷12=
9600÷80=
140×300=
8800÷40=
9600÷800=
750－290=
5×490=
760×20=
7500÷500=
370×200=
650÷13=
8600－4200=
240×4=
640÷80=
15×10=
12×11=
160×30=
220×40=
104×5=
4500÷50=
120×2=
90÷30=
270÷30=
270×30=
84÷21=
76÷9=
66÷7=
100－54=
123＋15=
360÷4=
55÷5=
32×6= 7000÷70＝
200÷40＝
180÷30=
240÷40=
35×2=
140×7=
13×6=
280×3=
350×2=
50×11=
250×6=
7200+900=
410-201=
125×8=
48×20=
6600÷600=
390+140=
11×80=
24×50=
3600÷400= 4000÷50=
530－70=
420－90=
9600÷30=
7×700=
203+98=
1800÷300=
240+570=
4800÷400=
370+580=
580－490=
910－370=
25×8=
270－190=
36×2=
75÷25=
330÷11=
6×800=
5400÷9=
420÷60= 9×800=
3×330=
300×7=
9×500=
390÷13=
6300÷700=
5600÷700=
4800÷12=
3500÷7=
370＋560=
520＋490＝
450－90＝
80＋330＝
70×700＝
7000÷70＝
4000÷80＝
2400÷200＝
420－90＝
170＋320＝
1000－51＝ 520－260＝
910－190＝
35×200＝
22×200＝
8800÷400＝
9300÷300＝
6×300＝
1800÷200＝
1÷4/5= 7/10÷1= 1/9÷5=
1/2÷2/3= 3/8÷5/8 = 9÷3/4 =
2/7÷2/7 = 6÷1/6= 3/5÷1/3=
1/3÷1/4= 2/5÷5= 5/12÷1/3=
1÷10/11= 5/12÷1/8 = 9/10÷3/4=
2/9÷3/18= 1/4÷3= 12/13÷26=
19/6÷3/2= 2/3÷7/2= 6/7÷14/2=
16/7÷21/4= 29/3÷6= 4/3÷7=
9\4÷8= 3/12÷2/9= 1/6÷2/9=
6÷ 1/4 = 20÷ 1/4= 1/4÷5 =
1÷3/5= 5/10÷1= 1/8÷5=
1/2÷1/3= 3/8÷7/8 = 9÷3/5 =
2/7÷2/5 = 6÷1/2= 3/5÷1/4=
1/3÷1/3= 2/5÷1/5= 5/12÷1/6=
1÷1/15= 5/12÷1/7 = 9/10÷3/2=
2/9÷3/12= 1/4÷1/2= 12/14÷26=
19/6÷1/2= 2/3÷1/2= 6/7÷1/2=
16/7÷1/4= 29/3÷1/6= 1/3÷7=
1\4÷8= 3/8÷2/9= 1/6÷4/9=
6÷ 1/4 = 20÷ 1/4= 1/4÷/5 =
1/2÷4/5= 7/10÷1/5= 2/9÷5=
1/2÷1/3= 3/8÷1/8 = 9÷1/4 =
2/7÷1/7 = 6÷5/6= 3/5÷2/3=
1/3÷3/4= 2/5÷1/5= 5/12÷1/13=
1÷9/11= 5/12÷7/8 = 9/10÷1/4=
2/9÷5/18= 1/4÷2/3= 12/13÷1/5=
19/6÷3/12= 2/3÷7/12= 6/7÷1/12=
16/7÷1/24= 1/3÷6= 4/13÷7=
3/4÷8= 3/8÷1/9= 1/6÷2/7=
6÷ 1/12 = 20÷ 1/5= 1/4÷1/5 =
2/6÷1/7= 6/5÷1/5 =
4/8÷1/3= 9/2÷5/3=
绛旓細鐢ㄥ惈鏈墄鐨勭瓑寮璁＄畻涓嬮潰鍚勯.(1)24鐨11鍊嶅噺鍘讳竴涓暟,鍐嶉櫎浠15,鍟嗘槸8,杩欎釜鏁版槸澶氬皯(2)涓涓暟鍔犱笂31涓9鐨勭Н,鎵寰楃殑鍜屼箻13寰3796,杩欎釜鏁版槸澶氬皯(3)涓涓暟闄46涓34鐨勫拰,鍐嶄箻浠52寰416,杩欎釜鏁版槸澶氬皯(4)302鐨14鍊嶅噺鍘讳竴涓暟,鍐嶉櫎浠51寰34,杩欎釜鏁版槸澶氬皯60.閫夋嫨.鎶婃纭瓟妗堢殑搴忓彿濉湪鎷彿閲.(1)鍟嗘槸...
绛旓細浠ヤ笅鏄姞鍑忔贩鍚:3/8-3/16+7/9=7/8-6/13+1/4=5/8+9/10-5/6=1/2+25/1-6/13=12+32/12-13=1/6+/36-5/6=3/9+9/4-12/9=12/6+9/3-3/9=4/8-2/12-12/2=1/6+78/6+4/6=(鍚屾牱,鍔犲噺鍙烽殢渚挎洿鏀,鍙互缈诲ソ鍑犲嶅摝~~)鍔犲噺涔橀櫎娣峰悎姣旇緝澶嶆潅,涔熶笉濂藉仛,鎴戦殢渚挎墦鍑犳潯绠鍗曠殑绀鸿寖涓...
绛旓細鍒嗘暟涔樺垎鏁颁緥瀛愭紨绀48/32脳3/8 瑙ｉ鎬濊矾:鍥涘垯杩愮畻瑙勫垯(鎸夐『搴璁＄畻,鍏堢畻涔橀櫎鍚庣畻鍔犲噺,鏈夋嫭鍙峰厛绠楁嫭鍙,鏈変箻鏂瑰厛绠椾箻鏂)鍗宠劚寮忚繍绠(閫掔瓑寮忚绠)闇鍦ㄨ鍘熷垯鍓嶆彁涓嬭繘琛 瑙ｉ杩囩▼:48/32脳3/8 =48脳3/(32脳8)=144/256 =9/16
绛旓細鍚屽垎姣嶅厛杩涜杩愮畻 3/4-1/6+1/4=3/4+1/4-1/6=1-1/6=5/6 绗﹀彿璺熷湪鍚庝竴涓暟鍓嶏紝绉诲姩鏃惰甯︿笂绗﹀彿 7/8-锛1/5+1/3锛=7/8-锛3/15+5/15锛=7/8-8/15=41/120 杩欎釜娌℃湁鎶宸э紝鍙兘閫氬垎 1+锛1/3-1/6锛=1+锛2/6-1/6锛=1+1/6=1鍙1/6 閫氬垎鏃跺埆蹇樺垎瀛愪篃瑕佷箻 锛1锛...
绛旓細1.(1+1/2)(1+1/3)(1+1/4)...(1+1/100)2.(1-1/2)(1-1/3)(1-1/4)...(1-1/100)3.8+2-8+2 4.25*4/25*4 5.7.26-(5.26-1.5)6.286+198 7.314-202 8.526+301 9.223-99 10.6.25+3.85-2.125+3.875 11.9-2456*21 12.0.5/11.5-4*2.75 13.1...
绛旓細\浠ｈ〃鍒嗗彿锛/浠ｈ〃闄ゅ彿锛2\1琛ㄧず浜屽垎涔嬩竴 5\4/2=5\2 5\6/2=5\3 3\2/1=3\2 5*5\1=1 5\9/3=5\3 7/1*8=56 3/1*3=1 3/2*3=2 3/1*6=2 4/3*8=6 4/3*8=6 5/3*20=12 7/3*14=6 8/7*40=35 4/3*16=12 4/3*16=12...
绛旓細浣犲ソ锛屽緢楂樺叴鍦拌В绛斾綘鐨勯棶棰樸1. 3/6脳8/7=24/49 绛旀锛24/49 2.3/6+8/7=17/14 绛旀锛17/14 3.3/6-8/7=7/14 绛旀:7/14 4.3/6梅8/7=21/48 绛旀:21/48
绛旓細3/4+1/5=4/5 3/4-1/5=11/20 5/6+2/9=19/18 5/6-2/9=11/18 2/3+3/5=19/15 2/3-3/5=1/15 6/7+1/2=19/14 6/7-1/2=5/14 2/3+1/6=5/6 1/3+1/4=7/12 1/3-1/4=1/12 1/5+1/7=12/35 1/5-1/7=2/35 1/4+...
绛旓細62*12= 17*6= 17/2-7/4= 9/4锛*锛6/2锛= 50*(2/15)= 1.08/0.12= 65/5= 68*2.3= 1.414*3.1= 1.25+1/4= 33*5= 93+862= 4.5+25/3= 6.125/0.25= 6.31-5.29= 2.5*12= 44*16= ...
绛旓細绠绠楋細 888+999 锛1887銆888+1000-1銆 58-92+42-8 锛0銆58+42-锛92+8锛夈 锛88*125+125*12锛*8锛10000銆88*125*8+125*8*12銆 816-2304/72+8*3锛760銆愭绠椼 3306*51/7=168606/7銆愭绠椼 鍙ｇ畻锛 12梅3/5=12脳锛 5/3锛 9梅6/7=9脳锛 7/6 锛 30梅5/6=30...
