1、五年級上冊數學補充習題精選文檔P11.正數+24+21負數-7-1-1022.海拔-155米海拔2189米3.略P21：-12:104P33:+2400+450正數+24004: 3-35:88+100+450-25說明橙汁的凈含量最多為-400南1393120820800+10035-2505克6030316負數88120最少為495克820800P41:圖一5X3=15平方厘米圖二6X2=12平方厘米2:略3:108X18+9=216棵圖三 8X6-2=242:略P51:圖一16X4+2=32圖二5X8+2=203:960+(10X6+2)=960+30=32千克4:60X15-2=450

2、平方米=45000平方分米4500g30=1500棵P61：4360302462:圖一30X20=600圖二40X30+2=600P73:30X20X8=48004:40X25=1000平方分米=10平方米450X10=4500夠5:圖16X8+2=64圖二18X6+2=646:(8+6)X6-2=14X6+2=42P81：14542:(15+5)X7+2=20X7+2=705二(12+6)X8+2=18X8+2=723:略4:8520P9 1： 4X1 + 2=2 2: 83:(72+96)X 40 + 2=168 X 40+ 2=336(3360 + 280=12 4:(58-10X10+

3、2=48X10+2=240P10：平方米公頃公頃平方米2:2000055000001601000001003: >><><=4:200X200=40000方米=4公頃5:150X72=1080府P116:3公頃=30000平方米30000+600=507: 2000+4=500500X500=250000平方米=25公頃8: (300+500)X100+2=800X100+2=40000平方米=4公頃7000X4=28000沒有9: 種棉花42X20=840種大豆(68-42)X20+2=26X20+2=260P121:公頃平方千米平方米平方厘米平方千米(6)千米

4、2:200047007000000660000003:<<4:3600+4=900900X900=81000坪方米=81公頃沒有P131：圖一 11 X 7=77 圖二(17+25) X 20 + 2=42 X 20 + 2=420 圖三 6X8+2=242:15 X 12=1803:100X 60=6000 50 X (80-60) =50 X 20=1000 6000+1000=7000P141：圖 12X9+2=54 圖二15 X 8=120圖三(15+30) X 20 + 2=45 X 20 + 2=4502:8 X 3+8 X 2 + "24+8=32P15 3

5、:( 30-2) X 15=28 X 15=420420 X20=84004: (60+40)X 30 + 2=100 X 30 + 2=150080 X 40 + 2=12001500+1200=27005:8X6- 2=24P16 1：1215 92:(1)18(2) 48(3) 34P171：(1)60048 (2) 110(4)24 42:20 X 30 +2=30序方米300 X500=15000虎=150 千克3: 90 + 15 X 2=12P181：80100105 2:略3:(1) 2160000 70 300 450 4500000 54P1a：9公頃=90000平方米 9

6、0000+ 6 X 30=4500 千克=450 噸5:20 X 40=400 ( 10+10+20 ) X20 + 2=40 X 20 + 2=4000+400=12006:416 8P201：4/10 0.445/100 0.458/100 0.0888/1000.882: 0.6 0.05 0.08 0.75 0.68 0.953:略 4: 0.4 0.04 0.0040.005 0.0350.235P215.一位小數：0.7 0.3 0.4 兩位小數：0.34 0.04 0.10 三位小數：0.3000.3346. 400x100=40000平方米=4 公頃 4x12000=48000

7、尾7. 20平方厘米8.略P221.0.2 0.7 1.4 2.50.020.07 0.14 0.252.略 3. 2 個 10 2 個 0.012個 0.1 2 個 0.001 2個 1 2 個 1 4. (1)10 10 (2)50.702P23(3)30.04 (4) 6 5 65(5) 0.78 0.785.(1) 20.0320.3030.0230.20 (2) 200.3300.2(3) 2.0032.0302.3003.0023.0203.200 (4) 0.0326.0.6米9.6米P241：402080.030.05120.22.31805000.042:2.70-2.75.

8、23-5.23000.80沒有5.407-5.40700.014沒有0.14-3:0.30.030.030.5065.0650.64:0.8504.0003.96010.5006.4000.0500.70012.0009.0205:0.70.0503.0904.207.略-0.140P256.0.506.601.053.207.9.51210.58.(60+40)X(30+2)=100X15=1500厘米P261.大小不變：3.40.095.0303.03大小變了：761008022.0.62>0.520.5>0.053.<<<4.<>=>>

9、;<P275:(1)0.090.080.07(2)0.910.920.930.310.320.33以上答案不唯一6: 4<4.6<546>45.69>458<8.00K971>70.07>707: (1)冬冬高丁丁重略8:馬寧第一李明第二林鳴第三P28-29：8.178.096647.750.9850.9967.89830.77016.91968: 650000-65萬65000-6.5萬60500-6.05萬600500-60.05萬605000-60.5萬9: 21.72179.440075.44.0075410: 2.781531.8893

10、40.892195:224711581455479479<1158<1455<2247P301:個百分一2:2.9152保留整數保留一位小數32.9保留兩位小數2.929.97361010.09.971.03963: (1)P315:大洋面積11.010 209(2) 0.1 31.04.4 50.0（3）面積/萬平方千米（保留兩位小數）面積/平方千米面積/萬平方千米6太平洋1786800001786817868.00印度洋大西洋76174000916550007617.49165.57617.4 09165.50北冰洋147880001478.81478.807:9.910

11、.19.9910.01P32 1:0.30.06 2.492: 0.41.43:(1) 十分 個 10 45 1千一十分之一千分之一7.43 0.302.264: = 勺6:行 星名稱平均距離/千米平均距離/億千米平均距離/億千米（保留兩位 小數）水星579100000.57910.58金星1082100001.08211.08地球1496000001.4961.50火星2279400002.27942.28木星7783300007.78337.78土星142940000014.29414.29天王星287099000028.709928.71海王星449697000044.969744.97

12、2.63.40.07 0.150.23 0.390.01145P334：5.046.43.80.95: <6: 0.0560.02 7.0907: 王師傅快李師傅慢8:表格填4 132 李勇胡佳明張小松王軍P34 1：4.5 0.8 1.65 0.0062: 略3:3.32.923.203.2保留整數保留一位小數保留兩位小數10.57841110.610.5819.98992020.019.995:65.4365.4 21.9421.914.57814.660.44224:60.47: 4200 75.5 9608: 1.493.625.111.53.65.19:3.853.863.87

13、3.903.913.923.883.893.933.94 共 10 個P361： 8.91.40.682.60.22:20.94.73 3.315.283: 4.5+10.62=15.12 10.628.45=2.174:P371 : 3.6 9.5 4.2 5.9 0.4 0.42: 2.06 3.120.24+0.35+0.41 = 13: 1.240.894.14:12.3-6.49=5.815: 1.50.350.45=0.7P381:0.230.751.33 0.770.390.962:55.774.561.05加數加數21.45.58.461.061.030.295.244.76和

14、26.99.521.32104： (1)(2)3:40.821.8被減數16.483.5297.211減數4.322.253.854.7差2.166.753.356.3P395：15.8-3.5=12.3509.615.8=24.66:50+40-8.8=81.27:小帆小月P401.4.10.609.01.20.230.62.12.886.2111.803.11.641.08511: 額從上往下依次：636.30603.704183.704033.404045.903994.603981.97合計：3592.50367.33P415.(1)0.210.3210.43210.987654321

15、(2)1.682.5683.45685.2345686. (1)1.54-1.46=0.0米第一輛高，高0.08米(2)5.27-4.18=1.0然第一輛長，長1.09米7. 3.16+0.24-0.19=3.2侏P42-431. 6.0 0.21 1.46 1.0 0.32 0.82. 14.33 4.41 0.493. 4.57 3.11 8.12 6.666.00 4.544.100-9.28-29.65=61.0765. (5.1-1.49)-1.49=2.1/平方千米6.2.45+6.25+2.45=11.1玩不夠7.5.3+10.8+33.9= 50元8.合計：37.2元 找零：1

16、2.8元P441. 1.8 0.5 54 7.2 0.6 200 2.68 6.8 15.0 1.503.4800 4800 48 48 4.84. 8.2 86.8 27.6 5.22 56 5255.2.4x48=115.2 米P456. 75.6x12=907.2 1000 元夠7. 27x30=810千瓦?時 810x0.52=421.2元8. (1)3.2+3x2.56=10.88元(2)20-4x4.8=0.8元P461：80110.240.313000.51.290.0070.46X10512.90.074.6X100501290.746X1000500129074602:100

17、100010001003:10010004: 811230206302P476：12.0968136.347: 2.04 X10=20.4 2.04 X 3061.28:0.72 X 100=729:(1) 50+5=10 10 X 4.8=48P48i：9120.2 0.90.12 0.022:1.30.25 1.033: 1.4 2.44:21 + 6=3.55:84.567=3.02P501：600.0949000.76101.80.50.082:10X 1001001000+10003:1.50.72.60.854:P515:4.7 X7=3911.6X 5+ 2=296: (24.2

18、+16.4 + 7=40.6 + 7=5.8 (24.2+16.4 + 14=40.6 +14=2.97:108(30 X3=108 + 90=1.2P521：2.7 104290.4 02: 34.043.404340.4 3.4043.404 34.043:3.12 33.152.782 2.0249.884: 11.0411.55: 16.8 X 0.7=11.76夠P53：4.8 0.480.4890.90.092:0.720.0540.0583: 0.1105 0.040.04354: 3.250.3253.250.03250.03255:4.5 X 2=9 4.5 X 0.2=0.

19、9 6:0.6 X 2.3=1.38精選文檔2:34+14保留一位小數2.4保留兩位小數2.43保留三位小數2.4298.5+2.63.23.273.2696.3+0.3?19.719.6919.688P541: 0.020.69 0.60.56.10.073: 3.11.04:0.98 4.30精確到個位精確到十分位精確到百分位精確到千分位9.307299.39.319.3072.962733.02.962.9632:中國美國 8.4 X 3.6=30.2430.2P55 5：15.7 X 8.4=131.88131.96:(201) X 2.85+4.9=19X 2.85+4.9=59.0

20、57:28.5 X 3=85.5P5&：5.2 10.0720.52 0.10.720.052 0.010.00722:0.0888 5.992 0.5743:3.6 X 2=.211 X 2=224.2 X 2=8.43.6X 2.5=911 X 2.5=27.54.2 X 2.5=10.54:P57 5：4.88 X 2.4=11.7佬 11.713.6 X 1 =317.68 17.75.95 X 3=20.825 20.86:(1) 12.4 X 1.7+12.4=21.08+12.43.48 12.4X 1.712.4=8.687:480 X ( 0.4 X 0.4 ) =4

21、80X 0.16=76.8P58i：0.9 0.210.1292.11.22:72.812.5909864 6211.23:0.070.50.70.050.0054:1.22072.51.20.004P59 5:2.8 + 0.5=5.66:2.5=1448.3 +3+0.5) =48.3+ 3.5 =13.航一種便宜7:(50-18.5) + 4.5=31.5+ 4.5=7P601：1260501202: 416140 1610400 161003:7.20.720.072 0.45454504:180284000 38027.5P615:15.6+ 065=246:18.6+ 0.4=46

22、.50.5=44第二種便宜7:(68.8- 4.8) + 3.2=64 + 3=2020+1=21P62i： 1.381390803: 15 - 180.84:(35.2+28.9+31.7+36.3+27.6+35.4)+6=195.1+6=32.5商大于被除數1.664 + 0.6 15.6 + 24P631：商小于被除數1.44+1.815.6+24精選文檔2: (1) 60 + 4.513.3用進一法 能做14個3: 78 + 9= 8.723.8 + 9 2.6P641： 4 20.04 4 0.190.124: 40.4 + 0.5+7.5 =88.3 40.4 +1.5+7.5)

23、 =5.055: 1.25 X 0.7 X 8=1.25 x 8X 0.7=1=7X 0.7P653 .07 0.38 2.62 =3.07 (0.38+2.62) =0.076: 12.5 X 80 X 30=1000 X 30=30000元7:17.2 + 20=0.861.5 0.86=0.64(2) 48+1.336.9狎舍去法 能做36套2: 0.24 1.25 4.7 1.3 20.010.01 X ( 3.5 +0.25)=0.255 X 3.2+4.06) + 1.2=30.257.02+3.9+1.98+2.1 = (7.02+1.98) + (3.9+2.1) =9+6=

24、158.5 X 9.9+8.5>=8),3 X (9.9+0.1)=856: 35.7 + 30(受 X 7=35.7 + 30 + 14 =0.085元=85020 X 0.64=12.8P66i：2:7.322.680.30.21.755.83:0.8X0.68X125=0.8X125=680.68903.5411.46=90(3.54+11,46)=753.6 + 0.4 1.2 = 3 X0.73X99+0.73=0.7399+1()=73(31.6-11.7) + 2.5 + 0.4=(31.611.7)+(2.5X0,4=19.93.75X93.75X1003T75=371.

25、255:數量/本單價總價/元學數學153.654講故事368.1291.6合計51/345.66.2+2+4=1.61,6X5X5=40P6746:19 + 10=1.916 + 20=0.828 X(31,9) =30.815 X (1.3 0.8) =7.57:(65+72) X4.5=137X 4.5=616.5P68i：0.1259800.12448010001002:133213.321.332 0.99903:1.1444.2400P6a：1.760.535:160 X 1,5=2406: 40 + 7.6=57: 7+ ( 3X 3.5 )=7 + 28=0.25P701：0.6

26、0.621103302.42:3:3: 7.98+2.96+1.02 =7.98+1.02 +2.96 =11.965.95 + 1.2+0.5) X5 =5.95 - 1.7 X 5=17.56.32X 0.9+6.32X=®.32X 0.9+0.1)=6.325.4 X (1.3+2.15=5045X 3,45 + 0,5=37,26P71 5:(20-1.8) +6.5=18.2+ 6.5=2,86:252 + 2.4X 3.6=3787:(2.8+1.4)X 1.6 -2=4,2 X 1,6+ 2= 3.48:412.5+ 5 X 3=247.5P721:糧食20113132

27、2012317520133230煤氣費棉花2:35合計33水費26電費總計332310211402900王醒1778523765490張常1545498637410P731:201120122013信函總數/萬件806850電話用戶/萬戶2539602:合計一二三四五六日總計428卜542362720127151連環畫卜01816卜5602432童話書176719131785359科普書15110784125060星期日借的最多童話書最多應該添置一些童話書多 850-810=40P741:53三P751：略2:(1)50(2)二(4)少兒250+380+220=850P78:3、84、6二2:

28、略380(3)230-300成人230+280+300=810少兒的多6、48、32:長cm4020108寬cm1245周長cm824428263:男甲男甲男甲男乙男乙男乙男丙男丙男丙女甲女乙女丙女甲女乙女丙女甲女乙女丙P771:12+8=208+15=2312+15=27三種3: 共有6種2:353853588385單數4個P781：6.28(1.28+2.18)=6.281.282.18=2.820.94+0.46+9.54=0.94+(0.46+9.54)=10.942:3:P7%25X1.6X1.=50=(25X2)X(0.8X1.25)0.56X9.9+056X0.1=0.騏.9+0.1)=5.61+193+175+157+139+111.411.421.431.441.451.461.471.481.497:3+3+1=7共7種1路車6:306:406:507:007:107:205路車6:306:557:205: