小学六年级上的数学分数计算和应用题
\u516d\u5e74\u7ea7\u6570\u5b66\u5206\u6570\u8ba1\u7b97\u98981. 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
1) \uff0858+370\uff09\u00f7\uff0864-45\uff09
2) 86+(98+14+2)=
3) 255+(352+145+48)=
4) (345+377)+(55+23)=
5) 9+(80+191)=
6) (268+314+132)+86=
7) 5190\u00f715=
8) 495+(278+5)+222=
9) 174\u00d736\u00d725=
10) 32.52-\uff086+9.728\u00f73.2\uff09\u00d72.5
11) (6.8-6.8\u00d70.55)\u00f78.5
12) 133-(28+29)-43=
13) 1650\u00f725=
14) 260\u00d78-8-8\u00d759=
15) 0.83\u00d712.5\u00d78
16) 6975\u00f725=
17) 0.68\u00d71.9+0.32\u00d71.9
18) 328-(163-72)=
19) 199+(84-99)=
20) 885-1-201-298=
21) 460-35-3-262=
22) (98+59+2)+41=
23) 736\u00d712-12-12\u00d7335=
24) 116+(112+184)=
25) 150\u00d7258+142\u00d7150=
26) 31\u00d724\u00d725=
27) 9000\u00f725=
28) 502-287-54-159=
29) 307+(92+93)=
30) 420+580-64\u00d721\u00f728
31)\uff08136+64\uff09\u00d7\uff0865-345\u00f723\uff09
32)3.2\u00d7\uff081.5+2.5\uff09\u00f71.6
33)5.38+7.85-5.37=
34)3.2\u00d7\uff081.5+2.5\uff09\u00f71.6
35) 544-272-28=
36) 18000\u00f7150\u00f74=
37) 6-1.19\u00d73-0.43=
38) 25\u00d764\u00d7125=
39) 343-188-12=
40) 509\u00d711-11-11\u00d78=
41) 79\u00d724\u00d725=
42) 2.9\u00d7102 3.8\u00d76.9+3.8\u00d72.1+3.8
43) 5.4\u00f7[2.6\u00d7\uff083.7-2.9\uff09+0.62]
44) 46+15+54=
45) 589-109-(6+185)=
46) 0.15\u00d7\uff083.79-1.9\uff09+1.11\u00d70.15
47) 10.15-10.75\u00d70.4-5.7
48) 89\u00d7245+155\u00d789=
49) 92+(79+8+21)=
50) 2.9\u00d7102 3.8\u00d76.9+3.8\u00d72.1+3.8
1.7(2x-1)-3(4x-1)=4(3x+2)-1
2.(5y+1)+ (1-y)= (9y+1)+ (1-3y)
3.[ (- 2)-4 ]=x+2
4.20%+(1-20%)(320-x)=320\u00d740%
5.2(x-2)+2=x+1
6.2(x-2)-3(4x-1)=9(1-x)
7.11x+64-2x=100-9x
8.15-(8-5x)=7x+(4-3x)
9.3(x-7)-2[9-4(2-x)]=22
10.3/2[2/3(1/4x-1)-2]-x=2
11.5x+1-2x=3x-2
12.3y-4=2y+1
13.87X*13=5
14.7Z/93=41
15.15X+863-65X=54
16.58Y*55=27489
17.2\uff08x+2\uff09+4=9
18.2(x+4)=10
19.3(x-5)=18
20.4x+8=2(x-1)
21.3(x+3)=9+x
22.6(x/2+1)=12
23.9(x+6)=63
24.2+x=2(x-1/2)
25.8x+3(1-x)=-2
26.7+x-2(x-1)=1
27.x/3 -5 = (5-x)/2
28.2(x+1) /3=5(x+1) /6 -1
29.(1/5)x +1 =(2x+1)/4
30.(5-2)/2 - (4+x)/3 =1
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\u3010\u5e94\u7528\u9898\u4e8c\u3011
(1)\u6709\u4e24\u7b50\u6c34\u679c\uff0c\u7532\u7b50\u6c34\u679c\u91cd32\u5343\u514b\uff0c\u4ece\u4e59\u7b50\u53d6\u51fa20\uff05\u540e\uff0c\u7532\u4e59\u4e24\u7b50\u6c34\u679c\u7684\u91cd\u91cf\u6bd4\u662f4:3\uff0c\u539f\u6765\u4e24\u7b50\u6c34\u679c\u5171\u6709\u591a\u5c11\u5343\u514b\uff1f
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6\u3002\u9e21\u5154\u540c\u7b3c\uff0c\u517146\u4e2a\u5934\u3001172\u6761\u817f\uff0c\u9e21\u3001\u5154\u5404\u591a\u5c11\u53ea\uff1f
2-2/3=6/3-2/3=4/3
2-（1+2/3）=6/3-5/3=1/3
（2+13/50）-（2+1/10）=113/50-105/50=8/50=4/25（米）
（1+2/5）+4/25=7/5+4/25=35/25+4/25=39/25（米）
1、2又5分之三
2、1又3分之一
3、3分之一
4、1又二十五分之十四
绛旓細1銆佸垎鏁颁笌鏁存暟鐩镐箻:鍒嗗瓙涓庢暣鏁扮浉涔樼殑绉仛鍒嗗瓙,鍒嗘瘝涓嶅彉銆(鏁存暟鍜屽垎姣嶇害鍒) 2銆鍒嗘暟涓庡垎鏁鐩镐箻:鐢ㄥ垎瀛愮浉涔樼殑绉仛鍒嗗瓙,鍒嗘瘝鐩镐箻鐨勭Н鍋氬垎姣嶃 3銆佷负浜璁＄畻绠渚,鑳界害鍒嗙殑瑕佸厛绾﹀垎,鍐嶈绠椼 娉ㄦ剰:褰撳甫鍒嗘暟杩涜涔樻硶璁＄畻鏃,瑕佸厛鎶婂甫鍒嗘暟鍖栨垚鍋囧垎鏁板啀杩涜璁＄畻銆 (浜)銆佽寰:(涔樻硶涓瘮杈冨ぇ灏忔椂) 涓涓暟(0闄ゅ)涔樺ぇ...
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绛旓細1銆佸垎鏁颁笌鏁存暟鐩镐箻:鍒嗗瓙涓庢暣鏁扮浉涔樼殑绉仛鍒嗗瓙,鍒嗘瘝涓嶅彉銆(鏁存暟鍜屽垎姣嶇害鍒) 2銆鍒嗘暟涓庡垎鏁鐩镐箻:鐢ㄥ垎瀛愮浉涔樼殑绉仛鍒嗗瓙,鍒嗘瘝鐩镐箻鐨勭Н鍋氬垎姣嶃傛敞鎰:褰撳甫鍒嗘暟杩涜涔樻硶璁＄畻鏃,瑕佸厛鎶婂甫鍒嗘暟鍖栨垚鍋囧垎鏁板啀杩涜璁＄畻銆 3銆佷负浜嗚绠楃畝渚,鑳界害鍒嗙殑瑕佸厛绾﹀垎,鍐嶈绠椼(灏介噺绾﹀垎,涓嶄細绾﹀垎鐨勫氨涓嶇害,甯歌冪殑璐ㄥ洜鏁版湁11脳11=121...
绛旓細(涓)銆佸垎鏁颁箻娉鐨勮绠娉曞垯: 1銆佸垎鏁颁笌鏁存暟鐩镐箻:鍒嗗瓙涓庢暣鏁扮浉涔樼殑绉仛鍒嗗瓙,鍒嗘瘝涓嶅彉銆(鏁存暟鍜屽垎姣嶇害鍒) 2銆鍒嗘暟涓庡垎鏁鐩镐箻:鐢ㄥ垎瀛愮浉涔樼殑绉仛鍒嗗瓙,鍒嗘瘝鐩镐箻鐨勭Н鍋氬垎姣嶃 3銆佷负浜嗚绠楃畝渚,鑳界害鍒嗙殑瑕佸厛绾﹀垎,鍐嶈绠椼 娉ㄦ剰:褰撳甫鍒嗘暟杩涜涔樻硶璁＄畻鏃,瑕佸厛鎶婂甫鍒嗘暟鍖栨垚鍋囧垎鏁板啀杩涜璁＄畻銆 (浜)銆佽寰:(涔樻硶涓瘮杈...
绛旓細鍏勾绾ф暟瀛搴旂敤棰1涓銆鍒嗘暟鐨勫簲鐢ㄩ 1銆佷竴缂告按,鐢ㄥ幓1/2鍜5妗,杩樺墿30%,杩欑几姘存湁澶氬皯妗? 2銆佷竴鏍归挗绠￠暱10绫,绗竴娆℃埅鍘诲畠鐨7/10,绗簩娆″張鎴幓浣欎笅鐨1/3,杩樺墿澶氬皯绫? 3銆佷慨绛戜竴鏉″叕璺,瀹屾垚浜嗗叏闀跨殑2/3鍚,绂讳腑鐐16.5鍗冪背,杩欐潯鍏矾鍏ㄩ暱澶氬皯鍗冪背? 4銆佸笀寰掍袱浜哄悎鍋氫竴鎵归浂浠,寰掑紵鍋氫簡鎬绘暟鐨2/7,姣斿笀...
绛旓細24.涓缁勫悓瀛﹀幓绉嶆爲,濡傛灉姣忎汉绉4妫,杩樺墿涓3妫垫爲鑻:濡傛灉姣忎汉绉5妫,鍒欏皯5妫,姹備汉鏁涓鏍戣嫍鏁般 25.鍦伴潰涓婄┖h(M)澶勭殑姘旀俯S鏈変互涓嬪叧绯:t=-kh+s,鐜扮敤姘旇薄姘旂悆渚у湴200M澶勭殑姘旀俯t涓8.4鈩,绂诲湴闈500M澶勬皵娓﹖涓6鈩冦傛眰K銆俿鐨勫煎苟璁＄畻绂诲湴闈1500M鐨勬皵娓 26.椹4鍖,鐗鍏澶,鍏变环48涓,椹3鍖,鐗涗簲澶,鍏变环38...
绛旓細鍒嗘暟搴旂敤棰 锛 鍗曚綅鈥1鈥濈殑閲徝楀垎鐜囷紙鐧惧垎鐜囷級=瀵瑰簲閲 宸茬煡閲徝峰搴斿垎鐜囷紙鐧惧垎鐜囷級=鍗曚綅鈥1鈥濈殑閲 姣旇緝閲徝峰崟浣嶁1鈥濈殑閲=鍒嗙巼锛堢櫨鍒嗙巼锛夊垎鏁扮殑鍔犮佸噺娉曞垯锛氬悓鍒嗘瘝鐨勫垎鏁鐩稿姞鍑忥紝鍙妸鍒嗗瓙鐩稿姞鍑忥紝鍒嗘瘝涓嶅彉銆傚紓鍒嗘瘝鐨勫垎鏁扮浉鍔犲噺锛屽厛閫氬垎锛岀劧鍚庡啀鍔犲噺銆傚垎鏁扮殑涔樻硶鍒欙細鐢ㄥ垎瀛愮殑绉仛鍒嗗瓙锛岀敤鍒嗘瘝鐨勭Н...
绛旓細璁＄畻杩囩▼濡備笅锛20/39脳7.8 =20/39脳78/10 =20/39脳39/5 =20/5 =4 鍒嗘暟璁＄畻锛氬紓鍒嗘瘝鍒嗘暟鐩稿姞鍑忥紝鍏堥氬垎锛屽嵆杩愮敤鍒嗘暟鐨勫熀鏈ц川灏嗗紓鍒嗘瘝鍒嗘暟杞寲涓哄悓鍒嗘瘝鍒嗘暟锛屾敼鍙樺叾鍒嗘暟鍗曚綅鑰屽ぇ灏忎笉鍙橈紝鍐嶆寜鍚屽垎姣嶅垎鏁扮浉鍔犲噺娉曞幓璁＄畻锛屾渶鍚庤兘绾﹀垎鐨勮绾﹀垎銆傚垎鏁伴櫎浠ユ暣鏁帮紝鍒嗘瘝涓嶅彉锛屽鏋滃垎瀛愪笉鏄暣鏁扮殑鍊嶆暟锛...
绛旓細鐢蹭笌涓欐潙鐨勬瘮鏄3:1,涔欐潙鐨3/4绛変簬鐢叉潙鐨2/3銆傚悇鏉戞寜鍙楃泭闈㈢Н鍒嗛厤銆傚悇搴斾慨澶氬皯鍗冪背? 6.鎴戞牎鏈夊鐢840浜恒傚叾涓4銆5銆6骞寸骇鍗犳绘暟鐨2/3.宸茬煡鍥涓庡叚骞寸骇浜烘暟鐨勬瘮鏄3:5銆備簲骞寸骇鐨3/4绛変簬鍥涘勾绾х殑2/3銆傚洓骞寸骇鏈夊灏戜汉? 7.涓濂楁妞呭叡300鍏,妞呭瓙鐨勪环閽辨瘮妗屽瓙灏戝崄涓鍒嗕箣涓,妗屾鍚勫灏戝厓? 8.涓浠...
绛旓細7銆佸湪"瀛﹂浄閿"娲诲姩涓,浜骞寸骇鍜屽叚骞寸骇鍚屽骞冲潎鍋氬ソ浜80浠,鍏朵腑浜斻佸叚骞寸骇鍋氬ソ浜嬩欢鏁扮殑姣旀槸3鈭5銆備簲銆佸叚骞寸骇鍚屽鍚勫仛濂戒簨澶氬皯浠?8銆佷袱涓煄甯傜浉璺225鍗冪背,涓杈嗗杞﹀拰涓杈嗚揣杞﹀悓鏃朵粠杩欎袱鍩庡競鐩稿寮鍑,2.5灏忔椂鍚庣浉閬,宸茬煡璐ц溅涓庡杞﹂熷害姣旀槸4鈭5,瀹㈣溅鍜岃揣杞︽瘡灏忔椂鍚勮澶氬皯鍗冪背?9銆佺敤涓鏍归暱282.6鍘樼背鐨勯搧鏉＄剨鎺ユ垚...
