分数乘法七500道题及答案？ 急需500道分数的乘除法算式（要答案）
10\u9053\u5206\u6570\u4e58\u6cd5\u9898\u5e26\u7b54\u68481. 4/9\u00d74/3=16/27
2. 1/3\u00d71/3=1/9
3. 1/2\u00d71/3=1/6
4. 4/5\u00d73/4=3/5
5. 8/7\u00d71/2=4/7
6. 3/5\u00d75/8=3/8
7. 6/7\u00d73/2=9/7
8. 5/6\u00d78/3=20/9
9. 4/11\u00d73/4=3/11
10. 4/9\u00d73/8=1/6
\u8fd0\u7b97\u6cd5\u5219\uff1a
1.\u5206\u6570\u4e58\u6574\u6570\u65f6\uff0c\u7528\u5206\u6570\u7684\u5206\u5b50\u548c\u6574\u6570\u76f8\u4e58\u505a\u79ef\u7684\u5206\u5b50\uff0c\u5206\u6bcd\u4e0d\u53d8\u3002\u80fd\u7ea6\u5206\u7684\u5148\u7ea6\u5206\u3002
2.\u5206\u6570\u4e58\u5206\u6570,\u7528\u5206\u5b50\u76f8\u4e58\u505a\u79ef\u7684\u5206\u5b50\uff0c\u5206\u6bcd\u76f8\u4e58\u505a\u79ef\u7684\u5206\u6bcd,\u80fd\u7ea6\u5206\u7684\u5148\u7ea6\u5206\u3002
\u6269\u5c55\u8d44\u6599\uff1a\u5206\u6570\u4e58\u6cd5\u7684\u8fd0\u7b97\u65b9\u6cd5\uff1a\u5206\u6570\u7684\u5206\u5b50\u4e0e\u5206\u5b50\u76f8\u4e58\uff0c\u5206\u6bcd\u4e0e\u5206\u6bcd\u76f8\u4e58\uff0c\u80fd\u7ea6\u5206\u7684\u8981\u5148\u7ea6\u5206\u3002 \u505a\u7b2c\u4e00\u6b65\u65f6\uff0c\u5c31\u8981\u60f3\u4e00\u4e2a\u6570\u7684\u5206\u5b50\u548c\u53e6\u4e00\u4e2a\u5206\u6bcd\u80fd\u4e0d\u80fd\u7ea6\u5206\u3002\u5206\u6570\u4e0e\u6574\u6570\u76f8\u4e58\u5c31\u662f\u628a\u591a\u4e2a\u540c\u6837\u7684\u6570\u53e0\u52a0\uff0c\u5982
X2\uff0c\u5c31\u662f\u63072\u4e2a \u76f8\u52a0\uff0c X10\u662f\u630710\u4e2a \u76f8\u52a0\u3002
\u53c2\u8003\u8d44\u6599\uff1a\u767e\u5ea6\u767e\u79d1-\u5206\u6570\u4e58\u6cd5
2.8\u00d70.4\uff1d 1.12
14\uff0d7.4\uff1d6.6,
1.92\u00f70.04\uff1d48,
0.32\u00d7500\uff1d160,
0.65\uff0b4.35\uff1d 5
10\uff0d5.4\uff1d4.6,
4\u00f720\uff1d0.2,
3.5\u00d7200\uff1d700,
1.5\uff0d0.06\uff1d1.44
0.75\u00f715\uff1d0.05,
0.4\u00d70.8\uff1d0.32,
4\u00d70.25\uff1d1,
0.36\uff0b1.54\uff1d2
1.01\u00d799\uff1d99.99,
420\u00f735\uff1d12,
25\u00d712\uff1d300,
135\u00f70.5\uff1d270
3/4 + 1/4 =1,
2 + 4/9 =22/9,
3 - 2/3 =7/3,
3/4 - 1/2= 1/4
1/6 + 1/2 -1/6 =1/2,
7.5-(2.5+3.8)=1.2,
7/8 + 3/8 =5/4
3/10 +1/5 =1/2,
4/5 - 7/10 =1/10,
2 - 1/6 -1/3 =1.5
0.51\u00f717\uff1d0.03,
32.8\uff0b19\uff1d51.8,
5.2\u00f71.3\uff1d4,
1.6\u00d70.4\uff1d 0.64
4.9\u00d70.7\uff1d3.43,
1\u00f75\uff1d0.2,
6\u00f712\uff1d0.5,
0.87\uff0d0.49\uff1d0.38
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
13.1/2\u00d73/5
14.3.375+5.75+2.25+6.625
15.1001\uff0d9036\u00f718
16.3.8\u00d75.25+14.5
17.2.1*4.3+5.7*2.1
18.30\u00d71/3
19.102*45-328
20.2/3\u00d712
21.2.8*3.1+17.6/8
22.3/5\u00d75/6
23.(50-12.5)/2.5
24.2/5\u00d71/3
25.6110*47+639
26.1/2-1/6
27.3.5*2.7-52.2/18
28.1/7\u00d71/5
29.3.375*0.97+0.97*6.625
30.25\u00d74/5
31.6.54+2.4+3.46+0.6
32.5/6-1/2
33.95.6*1.8+95.6*8.2
34.1/2\u00d71/5
35.600-420/12
36.344/3.6-5.4*0.25
37.16/2+30/2+90/6
38.3001-1998.
39.5000-105*34
40.0.15/0.25+0.75*1.2
41.(1/2+1/3+1/4)*0.24
42.(25+4)*4
43.300-4263/21
44.0.81/0.25+5.96
45.403\u00f713\u00d727
46.1.5\u00d74.2\uff0d0.75\u00f70.25
47.3.27\u00d74 +3.27\u00d75.7
48.\uff081.2+ 1.8\uff09\u00d74.51025\uff0d768\u00f732
49.0.25\u00d780\uff0d0.45\u00f70.9
50.1025\uff0d768\u00f732
51.0.25*2.69*4
52.2348+275*16
53.2/9*15/8-1/12*9/5
54.2.4+2.4*(5.375-3.375)
55.645-45*12
56.0.15+1.2/0.24-0.45
57.3.75-(2.35+0.25/1.25)
58.76*1/4+23*25/100+0.25
59.10-2.87-7.13
60.0.96+9.6*9.9
61.7.5-5.7*1/3
62.12.37-3.25-6.75
63.16*6.8+2.2*16+16
64.401*19+284
65.58.7-16.65/3.7
66.0.4*4.7*2.5+(2.3+5.3)
67.9.31-1.125-7.875
68.640+128*45
69.8.2*1.6-0.336/4.2
70.400*(0.62+0.08)
2/1*2=1
3/1*3=1
3/2*3=2
3/1*6=2
4/3*8=6
5/3*20=12
7/3*14=6
8/7*40=35
4/3*16=12
9/5*27=15
2/1*30=15
12/7*24=14
30/1*30=1
51/9*102=18
19/9*76=36
4/9*8=18
5/8*90=144
99/98*99=98
3/14*6=28
7/1*28=4
10/1*90=9
5/3*105=63
19/7*38=14
5/1*25=5
8/19*16=38
61/60*122=120
7/2*28=8 6/1*48=8
9/7*18=14
25/7*100=28
9/5*81=45 8/9*16=18
2/1*2=1
3/1*3=1
3/2*3=2
3/1*6=2
4/3*8=6
5/3*20=12
7/3*14=6
8/7*40=35
4/3*16=12
9/5*27=15
2/1*30=15
12/7*24=14
30/1*30=1
51/9*102=18
19/9*76=36
4/9*8=18
5/8*90=144
99/98*99=98
3/14*6=28
7/1*28=4
10/1*90=9
5/3*105=63
19/7*38=14
5/1*25=5
8/19*16=38
61/60*122=120
7/2*28=8
6/1*48=8
9/7*18=14
25/7*100=28
9/5*81=45
8/9*16=18
12\u00f73/5=12\u00d7(5/3\uff09
9\u00f76/7=9\u00d7( 7/6 )
30\u00f75/6=30\u00d7\uff086/5 \uff09
4\u00d7\uff083/2 \uff09=4\u00f72/3
4\u00f75/7=4\u00d77/5
3\u00f74/5=3\u00d75/4
24\u00f77/16=24\u00d7\uff0816/7 \uff09
A\u00f7C/B=A\u00d7B/C
4\u00f74/5=5
6\u00f73/4=8
10\u00f72/5=25
18\u00f74/9=81/2
4\u00d74/5=16/5
6\u00d73/4=18/4
10\u00d72/5=4
18\u00d74/9=8
3\u00f73/4=4
2\u00f71/3=6
6\u00f74/5=15/2
1\u00f75/7=7/5
3/4\u00f73=1/4
1/3\u00f72=1/6
4/5\u00f76=2/15
5/7\u00f71=5/7
2/1*2=1
3/1*3=1
3/2*3=2
3/1*6=2
4/3*8=6
5/3*20=12
7/3*14=6
8/7*40=35
4/3*16=12
9/5*27=15
2/1*30=15
12/7*24=14
30/1*30=1
51/9*102=18
19/9*76=36
4/9*8=18
5/8*90=144
99/98*99=98
3/14*6=28
7/1*28=4
10/1*90=9
5/3*105=63
19/7*38=14
5/1*25=5
8/19*16=38
61/60*122=120
7/2*28=8
6/1*48=8
9/7*18=14
25/7*100=28
9/5*81=45
8/9*16=18
2/1*2=1 3/1*3=1 3/2*3=2 3/1*6=2
4/3*8=6 5/3*20=12 7/3*14=6 8/7*40=35
4/3*16=12 9/5*27=15 2/1*30=15 12/7*24=14
30/1*30=1 51/9*102=18 19/9*76=36 4/9*8=18
5/8*90=144 99/98*99=98 3/14*6=28 7/1*28=4
10/1*90=9 5/3*105=63 19/7*38=14 5/1*25=5
8/19*16=38 61/60*122=120 7/2*28=8 6/1*48=8
9/7*18=14 25/7*100=28 9/5*81=45 8/9*16=18
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
13.1/2\u00d73/5
14.3.375+5.75+2.25+6.625
15.1001\uff0d9036\u00f718
16.3.8\u00d75.25+14.5
17.2.1*4.3+5.7*2.1
18.30\u00d71/3
19.102*45-328
20.2/3\u00d712
21.2.8*3.1+17.6/8
22.3/5\u00d75/6
23.(50-12.5)/2.5
24.2/5\u00d71/3
25.6110*47+639
26.1/2-1/6
27.3.5*2.7-52.2/18
28.1/7\u00d71/5
29.3.375*0.97+0.97*6.625
30.25\u00d74/5
31.6.54+2.4+3.46+0.6
32.5/6-1/2
33.95.6*1.8+95.6*8.2
34.1/2\u00d71/5
35.600-420/12
36.344/3.6-5.4*0.25
37.16/2+30/2+90/6
38.3001-1998.
39.5000-105*34
40.0.15/0.25+0.75*1.2
41.(1/2+1/3+1/4)*0.24
42.(25+4)*4
43.300-4263/21
44.0.81/0.25+5.96
45.403\u00f713\u00d727
46.1.5\u00d74.2\uff0d0.75\u00f70.25
47.3.27\u00d74 +3.27\u00d75.7
48.\uff081.2+ 1.8\uff09\u00d74.51025\uff0d768\u00f732
49.0.25\u00d780\uff0d0.45\u00f70.9
50.1025\uff0d768\u00f732
51.0.25*2.69*4
52.2348+275*16
53.2/9*15/8-1/12*9/5
54.2.4+2.4*(5.375-3.375)
55.645-45*12
56.0.15+1.2/0.24-0.45
57.3.75-(2.35+0.25/1.25)
58.76*1/4+23*25/100+0.25
59.10-2.87-7.13
60.0.96+9.6*9.9
61.7.5-5.7*1/3
62.12.37-3.25-6.75
63.16*6.8+2.2*16+16
64.401*19+284
65.58.7-16.65/3.7
66.0.4*4.7*2.5+(2.3+5.3)
67.9.31-1.125-7.875
68.640+128*45
69.8.2*1.6-0.336/4.2
70.400*(0.62+0.08)
600\u00f750= 3\u00d75+15= 5\u00d715+3=
350+80= 28\u00d730=
450\u00f745= 300\u00d76= 52\u00f713=
420\u00f721= 380-90=
760\u00f740= 14\u00d75+8= 830\u00d70=
8+7\u00d75= 25\u00d740=
380\u00f719= 25+48\u00f724= 33+44-15=
40\u00d7100= 2020\u00f720=
75-75\u00f75= 40+360\u00f790= 15\u00d74\u00d78=
1000\u00f725\u00f78= 100-13\u00d76=
660\u00f760= 540-450= 70\u00d730=
34\u00f717\u00d720= 25\u00d711= 7\u00d77-9= 45-2\u00d77= 12+12\u00f712=
0\u00f716\u00d79= 13\u00d76-70=
4\u00d75\u00d75= 100\u00f74\u00d76= 450\u00f75\u00f79=
370-190= 280+70=
60\u00f712= 8\u00d750= 6+6\u00d76=
80-36= 1000\u00f720=
25\u00d78\u00d72= 50\u00d750-500= 70-2\u00d718=
140\u00d72-180= 0\u00d778\u00d778=
70-70\u00f770= 420\u00f720\u00d78= 840\u00f730=
750\u00f750+80= 300\u00f72\u00f75=
900\u00f730= 65\u00d750= 40+40\u00d740=
340-170= 380+180=
\u627e\u7684\u6709\u70b9\u4e71\uff0c^_^
1\2\u00d78=
1\3\u00d79=
4\9\u00d77=
9\11\u00d78=
3\6\u00d72\9=
5\9\u00d77\2=
1\10\u00d79\4=
23\4\u00d72\6=
76\5\u00d71\38=
87\9\u00d73\19=
15\4\u00d71\3=
56\2\u00d71\8=
2\9\u00d73\18=
1\4\u00d73=
12\13\u00d726=
19\6\u00d73\2=
2\3\u00d77\2=
6\7\u00d714\2=
16\7\u00d721\4=
29\3\u00d76=
1\2\u00d76=
1\6\u00d79=
4\3\u00d77=
9\4\u00d78=
3\12\u00d72\9=
5\9\u00d77\5=
1\10\u00d79\2=
24\4\u00d72\6=
76\7\u00d71\38=
87\6\u00d73\19=
12\4\u00d71\3=
56\2\u00d71\7=
2\9\u00d76\18=
1\4\u00d77=
3\13\u00d726=
17\6\u00d73\2=
2\3\u00d79\2=
6\5\u00d714\2=
16\7\u00d728\4=
29\2\u00d76=
1\2\u00d77=
1\4\u00d79=
4\3\u00d79=
9\4\u00d711=
3\15\u00d72\9=
5\7\u00d77\5=
1\23\u00d79\2=
24\4\u00d71\6=
76\13\u00d71\38=
87\9\u00d73\19=
12\5\u00d71\3=
56\12\u00d71\7=
2\9\u00d715\18=
1\11\u00d77=
3\19\u00d726=
17\8\u00d73\2=
2\6\u00d79\2=
6\15\u00d714\2=
16\14\u00d728\4=
29\2\u00d74=
1. 4/7\u00d71/7\u00f74/7\u00d71/7
2. 12\u00d7(3/4-1/6)
3. 12\u00d7(1/6+1/2)
4. 70\u00d71/35+40\u00d71/35
5. 4/5\u00d78\u00d710
6. 6\u00d7(1/2+1/3)
7. (5/6-2/3)\u00d77/9
8. (1/12+1/5)\u00d760
9. 20\u00d7(1-1/4-1/5)
10. 1/3\u00d77+2/3\u00d77
11. 3/4\u00d799+3/4
12. 2/7\u00d73/4\u00d714
13. 8/9\u00d727+1/9\u00d727
14. 2/5\u00d72/7\u00d75/8
15. 1/4\u00d78\u00f71/4\u00d78
16. 20\u00d7(1/5+1/4)
17. (1/2-1/4)\u00d712
18. 5/4\u00d73.6\u00d78
19. (1/8+1/4)\u00d716
20. 2/5-2/5\u00d75/12
21. (1/8+1/24)\u00d796
22. 17/4\u00d7101-17/4
23. 28\u00d7(4-8/7)
24. (2/3-4/7)\u00d721
25. 56\u00d7(1/7-1/8)
解题思路:四则运算规则(按顺序计算,先算乘除后算加减,有括号先算括号,有乘方先算乘方)即脱式运算(递等式计算)需在该原则前提下进行
解题过程:
23/12×14/18
=23×14/（12×18）
=322/216
=161/108
扩展资料{约分}:判断分数是否为最简分数的依据可以根据分子分母的公因数是否只有1,如果只有1则该分数为最简分数,反之不是最简分数；若分子分母存再小数可以先进行化整后再判断
解题过程:
因为分子分母的公因数为[1, 2]
322/216最简分数为161/108
存疑请追问,满意请采纳
绛旓細27. 7/19 + 12/19 脳 5/6 28. 1/4 + 3/4 梅 2/3 29. 8/7 脳 21/16 + 1/2 30. 101 脳 1/5 鈥 1/5 脳 21 1.鍙ｇ畻涓嬮潰鍚勯 (1)58+42= (2)87锛45= (3)125脳8= (4)50脳12= (5)804梅4= (6)134锛66= (7)1000锛98= (8)720梅5= (9)0梅47= 2.鍏堝～鍐...
绛旓細4梅4/5=5 6梅3/4=8 10梅2/5=25 18梅4/9=81/2 4脳4/5=16/5 6脳3/4=18/4 10脳2/5=4 18脳4/9=8 3梅3/4=4 2梅1/3=6 6梅4/5=15/2 1梅5/7=7/5 3/4梅3=1/4 1/3梅2=1/6 4/5梅6=2/15 5/7梅1=5/7 2/1*2=1 ...
绛旓細鍒嗘暟涔樻硶缁冧範棰20閬 绛旀鍙婅В鏋 缁冧範棰樹竴锛氬垎鏁颁箻娉曞熀纭棰 棰樼洰锛歕 瑙ｉ鍏堬紝鍒嗗瓙鐩镐箻鍗砛锛屾帴鐫鍒嗘瘝鐩镐箻鍗砛锛岀劧鍚庡皢鍒嗗瓙缁撴灉浣滀负鏂扮殑鍒嗗瓙锛屽垎姣嶇粨鏋滀綔涓烘柊鐨勫垎姣嶏紝寰楀嚭缁撴灉涓篭銆傝В閲婏細姝ら鑰冩煡鍒嗘暟鐨勪箻娉曡繍绠楀熀纭锛岀墷璁颁箻娉曡鍒欐槸鍏抽敭銆備箻娉曚腑鍒嗘暟鐩镐箻绛変簬鍒嗗瓙鐩镐箻鍚庡啀涓庡垎姣嶇浉涔樸傝棰樺瀷涓昏鍑虹幇鍦ㄥ鐢...
绛旓細90梅锛1-1/4锛=120(鍚)90-120x1/4=60(鍚)60梅锛1-1/4)=80锛堝惃锛90x2-80=100(鍚 绛旓細鐢蹭粨搴撴湁80鍚,涔欎粨搴撴湁100鍚 2銆佸厜鏄庡皬瀛︿綆骞寸骇鏈240浜猴紝涓勾绾т汉鏁版槸浣庡勾绾х殑`7/9锛岄珮骞寸邯浜烘暟鏄腑骞寸骇鐨2/3锛岄珮骞寸邯鏈夊灏戜汉锛燂紵240脳7/9梅2/3 锛240脳7/9脳3/2 锛280锛堜汉锛3銆佸叕鍥...
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 10.3/4 脳 8/9...
绛旓細5/8X4=5/2 6/5X5=6 8/7X7=8 6/5鈪10=12 鍒嗘暟涔樺垎鏁 1/2X6/5=3/5 1/7鈪7/5=1/5 1/7X1/8=1/56 8/9X2/7=18/63 1/22X22/4=1/4 鍒嗘暟闄ゅ垎鏁 5/4梅2/7=35/8 2/3梅8/16=3/4 8/6梅6/7=14/9 1/22梅4/22=1/4 5/2梅2/5=25/4 10閬鍒嗘暟涔樻硶棰甯绛旀 1...
绛旓細涓銆佸～绌猴細1銆3 / 10+3 / 10+3 / 10=锛堬級/ 锛堬級脳=锛堬級/ 锛堬級7 / 20+7 / 20+7 / 20+7 / 20=锛堬級/ 锛堬級脳=锛堬級/ 锛堬級2銆侀夋嫨鈥滐紴銆侊紲鎴栵紳鈥濄1 / 4脳101 / 4銆3 / 5脳13 / 5 7 / 12脳07 / 12銆7 / 8脳11 / 97 / 8 3 / 4脳13 / 4脳0銆21 / 5...
绛旓細鍖楀笀澶у皬瀛︽暟瀛︿簲骞寸骇涓嬪唽鐨鍒嗘暟涔樻硶,100棰,甯绛旀 鍍2/3*1/12杩欐牱鐨勮绠楅,瓒婂瓒婂ソ,璋㈣阿!閲嶉噸鏈夎祻!!甯︾瓟妗垀~... 鍍2/3*1/12杩欐牱鐨勮绠楅,瓒婂瓒婂ソ,璋㈣阿!閲嶉噸鏈夎祻!!甯︾瓟妗垀~ 灞曞紑 鎴戞潵绛 1涓洖绛 #鐑# 渚电姱钁椾綔鏉冨浣曠晫瀹?
绛旓細濡備笅鍥撅細鍒嗘暟涔樻硶鏄竴绉嶆暟瀛﹁繍绠楁柟娉曘傚垎鏁扮殑鍒嗗瓙涓庡垎瀛愮浉涔橈紝鍒嗘瘝涓庡垎姣嶇浉涔橈紝鑳界害鍒嗙殑瑕佸厛绾﹀垎锛屽垎瀛愪笉鑳藉拰鍒嗘瘝涔樸 鍋氱涓姝ユ椂锛屽氨瑕佹兂涓涓暟鐨勫垎瀛愬拰鍙︿竴涓暟鐨勫垎姣嶈兘涓嶈兘绾﹀垎銆傦紙0闄ゅ锛夊垎鏁颁笌鏁存暟鐩镐箻灏辨槸鎶婂涓悓鏍风殑鏁板彔鍔狅紝濡⅔X2锛屽氨鏄寚2涓⅔鐩稿姞锛⅔X10鏄寚10涓&...
绛旓細娉細\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\1=5 4\1琛ㄧず5鍙4/1锛堝甫鍒嗘暟锛5\6*5=6 5\4*2=5/8 2\1*4=2 4 4\5*2=2/5 3\1*5=3/5 7\2*6=7/12 5\2*6=5/12 3\5*2=3/10 5\7*2=5/14 5\6*1=5/6 7\9*2=7/18 5\4*2=5/8 2\45*0=0 5\6-5...
