六年级脱式计算题.doc

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1、45.55(6.8215.55) 34.5217.8712.23 6.43-(1.4-0.57)23.758.643.46 17.839.57.830.5 5.38+88.2-2.38+1.827.385.342.624.66 21.63(8.59.63) 7.52.457.52.450.90.990.999 5.09(0.091.23) 9.36(4.363.5)609-708+306-108+202-198+497-100 14+15+16+45+469999+9998+9997+9996 9999926+3333322 1917559678 36.51.48.513.7 1.33.799

2、.76.21 80.412.52.5 125(80.80.08) 35 78 (25 38 ) 1.7150 3.98 17.625(4.458 ) 3.356.4726.73.6 18.7-3.375-6.625 2.54.4 251.2532 (3.754.12.35)9.81.28+9.8+7.72+10.2 12 1120 +12 2049 3/7 49/9 - 4/3 8/9 15/36 + 1/27 12 5/6 - 2/9 3 8 5/4 + 1/4 6 3/8 - 3/8 6 4/7 5/9 + 3/7 5/9 5/2 -( 3/2 + 4/5 ) 7/8 + ( 1/8 +

3、1/9 ) 9 5/6 + 5/6 3/4 8/9 - 1/3 7 5/49 + 3/14 6 ( 1/2 + 2/3 ) 8 4/5 + 8 11/5 31 5/6 - 5/6 5/9 18 - 14 2/7 4/5 25/16 + 2/3 3/ 14 8/7 - 5/6 12/15 3 2/9 + 1/3 5/7 3/25 + 3/7 1/5 2/3 + 5/6 9/22 + 1/11 1/2 5/3 11/5 + 4/3 45 2/3 + 1/3 15 7/19 + 12/19 5/6 1/4 + 3/4 2/3 8/7 21/16 + 1/2 101 1/5 - 1/5 21 5016

4、040 120-14418+35 347+452-416052 (58+37)(64-95) 95(64-45) 85+14(14+20826) (284+16)(512-82081120-36418+35 (58+37)(64-95) (6.8-6.80.55)8.5 0.12 4.80.124.8 (3.21.5+2.5)1.6 6-1.647.20.8-1.256.5(4.8-1.24)= 0.681.9+0.321.9 10.15-10.750.4-5.7 5.8(3.87-0.13)+4.23.74 32.52-(6+9.7283.2)2(375+1034)+(966+125) (2

5、130+783+270)+1017 99+999+9999+99999 7755(2187+755) 2214+638+286 30657381065 899+344 2357183317357 23651086214 497299 2370+1995 3999+498 1883398 1225 7524 138254 (13125)(38) (12+24+80)50 70425 2532125 32(25+125) 88125 10276 5898 178101178 8436+6484 7599+275 83102832 98199 123181233+85123 50(344)3 25(

6、24+16) 17899+178 7942+79+7957 7300254 8100475 16800120 301002100 32000400 49700700 124824 315015 480025 21500125 12343-4323 1757525 480075+36 47.83-(6.83+13.5) (947599)7664 2800 100789 (25%-695%-12%)36 3/43/5+3/42/5 (1-1/4+8/9)/7/9 2/3+1/6/3/24+2/21 18/153/5 10-3/4/9/10-1/6 (1/3+1/2)/5/6-1/3/1/7 2/3

7、/5+3/5/2+3/4 1/(2-2/3/1/2)2/5 7 5/49 + 3/14 6 ( 1/2 + 2/3 ) 8 4/5 + 8 11/5 31 5/6 5/6 9/7 - ( 2/7 10/21 ) 5/9 18 14 2/7 4/5 25/16 + 2/3 3/ 14 8/7 5/6 12/15 17/32 3/4 9/24 3 2/9 + 1/3 5/7 3/25 + 3/7 3/14 2/3 + 1/6 1/5 2/3 + 5/6 9/22 + 1/11 1/2 5/3 11/5 + 4/3 45 2/3 + 1/3 15 7/19 + 12/19 5/6 1/4 + 3/4

8、 2/3 8/7 21/16 + 1/2 101 1/5 1/5 21 5016040 (58+370)(64-45)120-14418+35 47+452-416052 (58+37)(64-95) 95(64-45) 178-14556+42 420+580-642128 812-700(9+3111) (136+64)(65-3452385+14(14+20826) (284+16)(512-82081120-36418+35 (58+37)(64-95) (6.8-6.80.55)8.5 0.12 4.80.124.8 (3.21.5+2.5)1.63.2(1.5+2.5)1.6 6-

9、1.64= 5.38+7.85-5.37=7.20.8-1.25= 6-1.193-0.43= 6.5(4.8-1.24)= 0.681.9+0.321.9 10.15-10.750.4-5.7 5.8(3.87-0.13)+4.23.74 32.52-(6+9.7283.2)2.5 3/7 49/9 - 4/3 8/9 15/36 + 1/27 12 5/6 2/9 3 8 5/4 + 1/4 6 3/8 3/8 6 4/7 5/9 + 3/7 5/9 5/2 -( 3/2 + 4/5 7/8 + ( 1/8 + 1/9 9 5/6 + 5/6 3/4 8/9 - 1/3 7 5/49 +

10、3/14 6 ( 1/2 + 2/3 ) 8 4/5 + 8 11/ 31 5/6 5/6 9/7 - ( 2/7 10/21 ) 5/9 18 14 2/7 4/5 25/16 + 2/3 3/ 14 8/7 5/6 12/15 17/32 3/4 9/24 3 2/9 + 1/3 5/7 3/25 + 3/7 3/14 2/3 + 1/61/5 2/3 + 5/6 9/22 + 1/11 1/2 5/3 11/5 + 4/3 45 2/3 + 1/3 15 7/19 + 12/19 5/6 1/4 + 3/4 2/3 8/7 21/16 + 1/2 101 1/5 1/5 21(15.6+

11、9.744/2.4)0.5 2.881/0.43-3.50.24 13.50.68/8.5 43.6-7.64.1 (86.9+667.6)/50.3 (73.5+80.5)/(10+12) (7.815+5.110+65)/(15+10+5) 12.53-1.352-9.3 0.8(4-3.75)/0.1 6-1.3(10-7.3) 3/7 49/9 - 4/3 8/9 15/36 + 1/27 12 5/6 2/9 3 8 5/4 + 1/4 6 3/8 3/8 6 4/7 5/9 + 3/7 5/9 5/2 -( 3/2 + 4/5 ) 7/8 + ( 1/8 + 1/9 ) 9 5/6

12、 + 5/6 3/4 8/9 - 1/3 7 5/49 + 3/14 6 ( 1/2 + 2/3 ) 8 4/5 + 8 11/5 31 5/6 5/6 9/7 - ( 2/7 10/21 ) 5/9 18 14 2/7 4/5 25/16 + 2/3 3/414 8/7 5/6 12/15 17/32 3/4 9/24 3 2/9 + 1/3 5/7 3/25 + 3/73/14 2/3 + 1/6 1/5 2/3 + 5/6 9/22 + 1/11 1/2 5/3 11/5 + 4/3 45 2/3 + 1/3 15 7/19 + 12/19 5/6 1/4 + 3/4 2/3 8/7 2

13、1/16 + 1/236594154 237233 1462369631 605061946035 2307241265 184381163811300 (7969146354)629 32513(266250) 7410053 (440280)(300260) 100+253-90 902136 70741005 38116723 369(631 5)3 3/7 49/9 - 4/3 8/9 15/36 + 1/27 12 5/6 2/9 3 8 5/4 + 1/4 6 3/8 3/8 6 4/7 5/9 + 3/7 5/9 5/2 -( 3/2 + 4/5 )7/8 + ( 1/8 + 1

14、/9 ) 9 5/6 + 5/6 3/4 8/9 - 1/3 7 5/49 + 3/14 6 ( 1/2 + 2/3 ) 8 4/5 + 8 11/5 31 5/6 5/6 9/7 - ( 2/7 10/21 ) 5/9 18 14 2/7 4/5 25/16 + 2/3 3/4 14 8/7 5/6 12/15 17/32 3/4 9/24 3 2/9 + 1/3 5/7 3/25 + 3/7 3/14 2/3 + 1/6 1/5 2/3 + 5/6 9/22 + 1/11 1/2 5/3 11/5 + 4/3 45 2/3 + 1/3 15 7/19 + 12/19 5/6 1/4 + 3/4 2/3 8/7 21/16 + 1/2

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