混合脱式计算分数题20道带答案 分数加减法脱式计算计算题100道及答案
\u5206\u6570\u8131\u5f0f\u8ba1\u7b97\u9898\u53ca\u7b54\u6848408\uff0d12\u00d724 = 408 - 288 = 120
\uff0846\uff0b28\uff09\u00d760 = 74 x 60 = 4440
42\u00d750\uff0d17 = 2100- 17 = 2083
32\uff0b105\u00f75 = 32 + 21 = 53
420\u00d7\uff08327\uff0d238\uff09 = 420 x 89 = 37380
(4121+2389)\u00f77 = 6510 \u00f77 = 930
3.416\u00f7\uff080.016\u00d735\uff09 = 3.416 \u00f70.56 = 6.1
0.8\u00d7[(10\uff0d6.76)\u00f71.2] = 0.8 x(3.24\u00f71.2) = 0.8 x 2.7 = 2.16
5.67\u00d70.2-0.62 = 1.134-0.62 = 0.514
0.4\u00d70.7\u00d70.25 = 0.4 x 0.25 x 0.7 = 0.1 x 0.7 = 0.07
0.78+5.436+1 = 6.216 +1 = 7.216
30.8\u00f7[14\uff0d(9.85\uff0b1.07)] = 30.8 \u00f7 (14 - 10.92) = 30.8\u00f73.08 = 10
[60\uff0d(9.5\uff0b28.9)]\u00f70.18 = (60- 38.4)\u00f70.18 = 21.6 \u00f70.18 = 120
2.881\u00f70.43\uff0d0.24\u00d73.5 = 6.7 - 0.24 x3.5 = 6.7 - 0.84 = 5.86
\u3010\u7b80\u4fbf\u8ba1\u7b97\u3011
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\u3010\u8131\u5f0f\u8ba1\u7b97\u3011
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\u3010\u6ce8\u610f\u4e8b\u9879\u3011
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\u3010\u4e58\u6cd5\u5206\u914d\u5f8b\u3011
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7/6\u53415/3\u4e009/2\u4e8c\uff1f2/5\u53414/8\u4e002/33\u4e8c\uff1f8/5\u4e005/8+1/7\u53415/4\u4e8c\uff1f9/2\u53415/4\u53419/8\u4e004/5\u4e8c\uff1f7/4\u53411/7\u4e005/4\u53417/36\u4e8c\uff1f1/3+3/4\u53414/5\u4e8c\uff1f3/8\u53416/5\u4e001/2\u4e8c\uff1f19/18\u4e001/2\u53413/4\u4e8c\uff1f2/3\u53411/6\u53413/24\u4e002/21\u4e8c\uff1f9/8\u53411/4\u53411/9\u534136/7\u4e8c\uff1f7/35\u4e001/45\u534130/60\u4e8c\uff1f57/20\u534156/17\u4e0037/4=\uff1f3/2\u53411/6\u4e009/3\u534137/56\u4e8c\uff1f5/4\u53411/10\u4e003/6\u4e8c\uff1f8/9\u53419/5\u4e001/6\u4e8c\uff1f14/15\u4e002/5\u53418/7\u4e001/3\u4e8c\uff1f3/5\u4e001/4\u53413/5=\uff1f
1. 3/7 × 49/9 - 4/32. 8/9 × 15/36 + 1/27
3. 12× 5/6 – 2/9 ×3
4. 8× 5/4 + 1/4
5. 6÷ 3/8 – 3/8 ÷6
6. 4/7 × 5/9 + 3/7 × 5/9
7. 5/2 -（ 3/2 + 4/5 ）
8. 7/8 + （ 1/8 + 1/9 ）
9. 9 × 5/6 + 5/6
10. 3/4 × 8/9 - 1/3
11. 7 × 5/49 + 3/14
12. 6 ×（ 1/2 + 2/3 ）
13. 8 × 4/5 + 8 × 11/5
14. 31 × 5/6 – 5/6
15. 9/7 - （ 2/7 – 10/21 ）
绛旓細(46-29)+(8-5)=17+3=20, (54-16)+(9-2)=38+7=45, (54-16)+(9-7)=38+2=40 (54-18)+(9-2)=36+7=43, (54-18)+(9-7)=36+2=38, (54-36)+(9-2)=18+7=25 (54-36)+(9-7)=18+2=20, (54-38)+(9-2)=16+7=23, (54-38)+(9-7)=16+2=18 (57-18)+(6-2)...
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20銆3 脳 2/9 + 1/3
绛旓細鍒嗘暟鑴卞紡璁＄畻棰樼瓟妗堝甫杩囩▼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＄畻銆傚垎鏁拌劚寮忚绠楅绛旀甯﹁繃绋嬩妇渚嬪涓嬶細1銆8鍒嗕箣7+锛8鍒嗕箣3-4鍒嗕箣1锛=7/8+3/8-1/4 =7/8+1/8+1/4-1/4 =1+0 =1 2銆10鍒嗕箣3+15鍒嗕箣14+5鍒嗕箣4 =9/30+28/30+24/...
绛旓細鍒嗘暟鑴卞紡璁＄畻棰锛甯︾瓟妗锛屽甫杩囩▼锛屽叿浣撳涓嬶細1銆3/4+1/3+1/6 =9/12+4/12+2/12 =15/12 =5/4 2銆4/7+3/14+4/21 =24/42+9/42+8/42 =41/42 鍒嗘暟杩愮畻娉曞垯锛1銆佸悓鍒嗘瘝鍒嗘暟鐩稿姞锛屽垎姣嶄笉鍙橈紝鍗冲垎鏁板崟浣嶄笉鍙橈紝鍒嗗瓙鐩稿姞锛岃兘绾﹀垎鐨勮绾﹀垎銆2銆佸紓鍒嗘瘝鍒嗘暟鐩稿姞锛屽厛閫氬垎锛屽嵆杩愮敤鍒嗘暟鐨...
绛旓細20) 9/15-7/15= 21) 7/12-2/12= 22) 7/11-1/11= 23) 6/7-6/7= 24) 13/14-9/14= 25) 7/14-1/14= 26) 3/13+8/13= 27) 4/12-2/12= 28) 4/11+5/11= 29) 4/13+5/13= 30) 2/12+9/12= 31) 3/15+10/15= 32) 14/15+1/15= 33) 8/13-5/13= 3...
绛旓細=9/20 =20鍒嗕箣9 1/4-1/5 =5/20-4/20 =1/20 =20鍒嗕箣1 1/4x1/5 =1/20 =20鍒嗕箣1 1/4梅1/5 =1/4x5 =5/4 =4鍒嗕箣5 浜斿勾绾т笂鍐鍒嗘暟涔樻硶鑴卞紡璁＄畻棰(鏈夌瓟妗) 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 4.2...
绛旓細鍒嗘暟鑴卞紡璁＄畻棰锛甯︾瓟妗锛屽甫杩囩▼锛屽叿浣撳涓嬶細1銆3/4+1/3+1/6 =9/12+4/12+2/12 =15/12 =5/4銆2銆4/7+3/14+4/21 =24/42+9/42+8/42 =41/42銆傚垎鏁拌劚寮忚绠楅涔橀櫎娉 1銆佸垎鏁颁箻鏁存暟锛屽垎姣嶄笉鍙橈紝鍒嗗瓙涔樻暣鏁帮紝鏈鍚庤兘绾﹀垎鐨勮绾﹀垎銆2銆佸垎鏁颁箻鍒嗘暟锛岀敤鍒嗗瓙涔樺垎瀛愶紝鐢ㄥ垎姣嶄箻鍒嗘瘝锛...
绛旓細6x + 4/20 + 20 脳 60.4 - 40.2 = 1228 6x + 4/20 + 20 脳 60.45 - 45.2 = 1224 6x + 4/20 + 20 脳 60.5 - 50.2 = 1220 6x + 4/20 + 20 脳 60.55 - 55.2 = 1216 6x + 4/20 + 20 脳 60.6 - 60.2 = 1212 6x + 4/20 + 20 脳 60.65 - 65.2 = 1208 6x + 4/...
绛旓細(9+31)脳11 (85+14)脳7 (14+20)脳26 (28+16)脳8(52-82)脳18 (12-36)脳41 (58+37)脳8 (64-9)脳5 (68-68)脳55 12脳(4+12) 32脳(15+25) (6-1)脳6565脳(48-12脳4) 58脳(87-13) 42脳(74+6) (6+9)脳2.5 (71-56)脳92 6脳(37-29) 12脳(6+8) (12-7)脳6 12脳(6...
