四年级数学下册简便计算题，96乘以25是怎么算 四年级数学下册简便计算题
\u56db\u5e74\u7ea7\u6570\u5b66\u4e0b\u518c\u7b80\u4fbf\u8ba1\u7b97\u98981000\u9053\u8fd0\u7528\u4e58\u6cd5\u5206\u914d\u5f8b\uff0c\u4e58\u6cd5\u7ed3\u5408\u5f8b\u6c42\u89e3\u3002
\uff081\uff09300\u00f7125\u00f78=300\u00f7\uff08125\u00d78\uff09=300\u00f71000=0.3
\uff082\uff09396-96-172-28 =\uff08396-96\uff09-\uff08172+28\uff09= 300-200 = 100
\uff083\uff09125*24 = 125*8*3 = 1000*3 = 3000
\uff084\uff0926*15 = \uff0820+6\uff09*15 = 20*15 + 6*15 = 300+90 =390
\uff085\uff0925*99*4 = 25*4*99 = 100*99 = 9900
\uff086\uff09250*32 = 250*4*8 = 1000*8 = 8000
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
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
41.\uff0858+37\uff09\u00f7\uff0864-9\u00d75\uff09
42.(6.8-6.8\u00d70.55)\u00f78.5
43.0.12\u00d7 4.8\u00f70.12\u00d74.8
44.\uff083.2\u00d71.5+2.5\uff09\u00f71.6 \uff082\uff093.2\u00d7\uff081.5+2.5\uff09\u00f71.6
45.6-1.6\u00f74= 5.38+7.85-5.37=
46.7.2\u00f70.8-1.2\u00d75= 6-1.19\u00d73-0.43=
47.6.5\u00d7\uff084.8-1.2\u00d74\uff09= 0.68\u00d71.9+0.32\u00d71.9
48.10.15-10.75\u00d70.4-5.7
49.5.8\u00d7\uff083.87-0.13\uff09+4.2\u00d73.74
50.32.52-\uff086+9.728\u00f73.2\uff09\u00d72.5
51.[\uff087.1-5.6\uff09\u00d70.9-1.15] \u00f72.5
52.5.4\u00f7[2.6\u00d7\uff083.7-2.9\uff09+0.62]
53.12\u00d76\u00f7\uff0812-7.2\uff09-6 \uff084\uff0912\u00d76\u00f77.2-6
54. 3/7 \u00d7 49/9 - 4/3
55. 8/9 \u00d7 15/36 + 1/27
56. 12\u00d7 5/6 \u2013 2/9 \u00d73
57. 8\u00d7 5/4 + 1/4
58. 6\u00f7 3/8 \u2013 3/8 \u00f76
59. 4/7 \u00d7 5/9 + 3/7 \u00d7 5/9
60. 5/2 -\uff08 3/2 + 4/5 \uff09
61. 7/8 + \uff08 1/8 + 1/9 \uff09
62. 9 \u00d7 5/6 + 5/6
63. 3/4 \u00d7 8/9 - 1/3
64. 7 \u00d7 5/49 + 3/14
65. 6 \u00d7\uff08 1/2 + 2/3 \uff09
66. 8 \u00d7 4/5 + 8 \u00d7 11/5
67. 31 \u00d7 5/6 \u2013 5/6
68. 9/7 - \uff08 2/7 \u2013 10/21 \uff09
69. 5/9 \u00d7 18 \u2013 14 \u00d7 2/7
70. 4/5 \u00d7 25/16 + 2/3 \u00d7 3/4
71. 14 \u00d7 8/7 \u2013 5/6 \u00d7 12/15
72. 17/32 \u2013 3/4 \u00d7 9/24
73. 3 \u00d7 2/9 + 1/3
74. 5/7 \u00d7 3/25 + 3/7
75. 3/14 \u00d7\u00d7 2/3 + 1/6
76. 1/5 \u00d7 2/3 + 5/6
77. 9/22 + 1/11 \u00f7 1/2
78. 5/3 \u00d7 11/5 + 4/3
79. 45 \u00d7 2/3 + 1/3 \u00d7 15
80. 7/19 + 12/19 \u00d7 5/6
81. 1/4 + 3/4 \u00f7 2/3
82. 8/7 \u00d7 21/16 + 1/2
83. 101 \u00d7 1/5 \u2013 1/5 \u00d7 21
84.50\uff0b160\u00f740
85.120-144\u00f718+35
86.347+45\u00d72-4160\u00f752
87\uff0858+37\uff09\u00f7\uff0864-9\u00d75\uff09
8.95\u00f7\uff0864-45\uff09
89.178-145\u00f75\u00d76+42
90.812-700\u00f7\uff089+31\u00d711\uff09
91.85+14\u00d7\uff0814+208\u00f726\uff09
92.120-36\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
=（100-4）*25
=100*25-4*25
=2500-100
=2400
=24x4x25
=24x100
=2400
(100-4)✘25
=2500-100
=2400
25✘4✘24
绛旓細瑙ｆ瀽锛氳繍鐢ㄦ彁鍙栧叕鍥犳暟鐨勬柟娉曪紝鍏紡锛歛c+ab=a(b+c)锛屾彁鍙栧叕鍥犳暟2.5锛1.2鍜0.8鐩稿姞姝ｅソ鍑戞暣鏁帮紝浣垮緱杩愮畻绠渚銆1.2脳2.5+0.8脳2.5 =锛1.2+0.8锛壝2.5 =2脳2.5 =5 5銆2.96脳40 瑙ｆ瀽锛氭棰樺厛鍒╃敤涔樻硶鍒嗛厤寰嬶紝鎶2.96脳40杞崲鎴29.6x4锛屽啀鍒╃敤涔樻硶缁撳悎寰嬫潵绠渚胯绠銆2.96脳40 ...
绛旓細鍥涘勾绾т笅鍐屾暟瀛︾畝渚胯绠100閬 锛1锛67锛42锛33锛58 锛2锛258锛58锛26锛74 锛3锛125脳16 锛4锛50脳锛2脳4锛壝25 锛5锛7脳8脳3脳125 锛6锛26脳103 锛7锛501脳12 锛8锛25脳锛40+8锛夛紙9锛39脳14锛61脳14 锛10锛163脳8锛37脳8 锛11锛202脳13 锛12锛77脳4脳5 锛13锛27脳99 锛...
绛旓細1.28脳8.6锛0.72脳8.6 12.5脳0.96脳0.8 10.4锛9.6脳0.35 0.8脳锛4.3脳1.25锛 3.12锛3.12脳99 28.6脳101锛28.6 0.86脳15.7锛0.86脳14.7 2.4脳102 2.31脳1.2脳0.5 14锛7.32锛2.68 2.64锛8.67锛7.36锛11.33 70梅28 锛2.5锛0.25锛壝0.4 9.16脳1....
绛旓細98脳96锛95脳99 =锛99锛1锛壝96锛95脳99 =99脳96锛96锛95脳99 =99脳锛96锛95锛夛紞96 =99脳1锛96 =99锛96 =3
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....
绛旓細鍥涘勾绾鍙ｇ畻璁粌棰 640梅80= 15脳5= 23脳3= 12脳2脳5= 480梅80= 16脳5= 27脳3= 90梅15= 48梅4= 640梅16= 39梅3= 24脳20= 32脳3= 48梅16= 12脳8= 27脳3= 56梅14= 24梅8= 14脳2= 83-45= 560梅80= 96梅24= 40梅20= 40脳30= 37+26= 76-39= 605+59= 30脳23= 12脳8= 27...
绛旓細銆缁冧範涓銆(1)67+42+33+58 (2)258-58-26-74 (3)125×16 (4)50×(2×4)×25 (5)7×8×3×125 (6)26×103 (7)501×12 (8)25×(40+8)(9)39×14+61×14 (10)163×8+37×8 (11)202×13...
绛旓細14銆19 脳 96 - 962 梅 74 15銆10000 - (59 + 66) 脳 64 16銆5940 梅 45 脳 (798 - 616)17銆(315 脳 40 - 364) 梅 7 18銆12520 梅 8 脳 (121 梅 11)19銆(2010 - 906) 脳 (65 + 15)20銆(20 + 120 梅 24) 脳 8 21銆106 脳 9 - 76 脳 9 22銆117 梅 13 + ...
绛旓細鍏充簬鍥涘勾绾т笅鍐屾暟瀛﹁绠楅绠渚胯绠甯︾瓟妗堝浘鐗囷紝鍥涘勾绾т笅鍐屾暟瀛﹁绠楅绠渚胯绠楄繖涓緢澶氫汉杩樹笉鐭ラ亾锛屼粖澶╂潵涓哄ぇ瀹惰В绛斾互涓婄殑闂锛岀幇鍦ㄨ鎴戜滑涓璧锋潵鐪嬬湅鍚э紒1銆1.3/7脳49/9-4/32.8/9脳15/36+1/273.12脳5/6鈥2/9脳34.8脳5/4+1/45.6梅3/8鈥3/8梅66.4/7脳5/9+3/7脳5/97.5/2-锛3...
绛旓細绠渚胯绠楃粌涔棰8濮撳悕 寰楀垎 3999+498 1883-398 12脳25 75脳24138脳25脳4 (13脳125)脳(3脳8) (12+24+80)脳50 25脳32脳125 32脳(25+125) 88脳125 102脳76178脳101-178 84脳36+64脳84 75脳99+2脳75 98脳199 123脳18-123脳3+85脳123 50脳(34脳4)脳325脳(24+16) 178脳99+178 79脳42+...
