五年级数学口算800题

1、五年级数学口算精选800 题1 / 171.45+156= 2.25058=3.6524=4.303+8=5.4004+205= 6.10+123+20=7.(80 20+80)4=8.70+(100- 105)=9.36040= 10.4020= 11.80-25= 12.70+45= 13.902= 14.166= 15.3006= 16.5409=17.3020= 18.4004= 19.350-80= 20.160+70= 21.18- 648= 22.426+20=23.40- 57= 24.80+603=25.41+182=26.75- 115=27.42+7-29= 28.560

2、080=29.2516= 30.12025= 31.3611=32.102525=33.336+70= 34.2594= 35.200- 333= 36.3020-1010= 37.1250= 38.258= 39.2311= 40.12525=41.4200-2200= 42.220+80= 43.2085= 44.600- 3200=45.20+202= 46.35- 255= 47.36+8-40= 48.280040=49.9814 = 50.9624 = 51.5614 =52.6513 = 53.7515 = 54.12024 =55.20025 =56.80016 = 57.84

3、021 =58.56014 = 59.39013 = 60.60015 =61.7224 = 62.8517 = 63.9015 =64.9616 = 65.7826 = 66.5117 =67.8040 =68.10020 = 69.1004 =70.24040 = 71.9204 = 72.30060=73.642 = 74.644 = 75.505 =76.608 = 77.964 = 78.906 =79.400+80 = 80.400-80 = 81.4080 =82.40080 = 83.4816 =84.9624 =85.1605= 86.4250= 87.0518= 88.10

4、76= 89.3610=90.156= 91.243= 92.518= 93.264= 94.715=95.3230= 96.4015= 97.6012= 98.2330= 99.3050=五年级数学口算精选800 题2 / 17100.5700=1.45+156=2.25058=3.6524=4.303+8=5.4004+205= 6.10+123+20=7.(80 20+80)4=8.70+(100- 105)=9.36040= 10.4020=11.80-25= 12.70+45= 13.902= 14.166= 15.3006= 16.5409=17.3020=18.4004=19.3

5、50-80= 20.160+70= 21.18- 648= 22.426+20=23.40- 57= 24.80+603=25.41+182= 26.75- 115= 27.42+7-29= 28.560080=29.2516= 30.12025= 31.3611=32.102525=34.2594= 35.200- 333= 36.3020-1010= 37.1250= 38.258=39.2311= 40.12525=41.4200-2200= 42.220+80= 43.2085= 44.600- 3200=45.20+202=46.35- 255= 47.36+8-40= 48.280

6、040=49.9814 =50.9624 = 51.5614 =52.6513 =53.7515 = 54.12024 =55.20025 = 56.80016 =57.84021 =58.56014 =59.39013 = 60.60015 =61.7224 = 62.8517 =63.9015 =64.9616 = 65.7826 =67.8040 =68.10020 =69.1004 =70.24040 =71.9204 = 72.30060=73.642 = 74.644 = 75.505 =76.608 = 77.964 = 78.906 =79.400+80 = 80.400-80

7、 = 81.4080 =82.40080 = 83.4816 = 84.9624 =85.1605= 86.4250= 87.0518=88.1076= 89.3610=90.156= 91.243= 92.518= 93.264= 94.715=95.3230= 96.4015= 97.6012= 98.2330= 五年级数学口算精选800 题3 / 1733.336+70= 66.5117 =99.3050=100.5700=1.45+156= 2.25058=3.652 4= 4.303+8=5.4004+205= 6.10+123+20=7.(80 20+80)4=8.70+(100-

8、 105)=9.36040=10.4020=11.80-25= 12.70+45= 13.902=14.166=15.3006=16.5409=17.3020=18.4004= 19.350-80= 20.160+70= 21.18- 648= 22.426+20=23.40- 57= 24.80+603=25.41+182=26.75- 115= 27.42+7-29= 28.560080=29.2516= 30.12025= 31.3611=34.2594= 35.200- 333= 36.3020-1010= 37.1250= 38.258= 39.2311= 40.12525=41.4

9、200-2200= 42.220+80= 43.2085= 44.600- 3200=45.20+202= 46.35- 255= 47.36+8-40= 48.280040=49.9814 = 50.9624 = 51.5614 =52.6513 = 53.7515 = 54.12024 =55.20025 =56.80016 = 57.84021 =58.56014 = 59.39013 =60.60015 =61.7224 =62.8517 =63.9015 =64.9616 = 67.8040 = 68.10020 = 69.1004 =70.24040 = 71.9204 = 72.

10、30060=73.642 = 74.644 = 75.505 =76.608 = 77.964 = 78.906 =79.400+80 = 80.400-80 = 81.4080 =82.4008 0 = 83.4816 = 84.9624 =85.1605= 86.4250=87.0518=88.1076= 89.3610=90.156= 91.243= 92.518= 93.264= 94.715=95.3230=96.4015= 97.6012= 五年级数学口算精选800 题4 / 1732.102525=33.336+70= 65.7826 = 66.5117 =98.2330= 99

11、.3050=100.5700=0.9 0.4 10= 0.6881.25= 7.1 0.25 4= 16.42.9+16.4 7.1= 3.2 2.8+3.2 7.2= 1/6 + 1/2 -1/6 = 7.5-(2.5+3.8)= （1.2 8.8 ）0.4= 90.254= 0.253.974= 5016040= （58+370）（ 64-45）= 120-14418+35 = 347+452-416052= （58+37）（ 64-95）= 95（64-45）= 178-14556+42= 420+580-642128= 812-700（9+3111）= （136+64）（ 65-345

12、23）= 85+14（14+20826）= 1.22.5+0.8 2.5 = 8.9 1.25-0.9 1.25 = 12.57.4 0.8 = 9.9 6.4- （2.5+0.24 ）= 6.59.5+6.5 0.5 = 0.351.6+0.35 3.4 = 6.72-3.28-1.72 = 0.45+6.37+4.55 = 4.846+4.854 = 5.4+6.9 3-（25-2.5 ）= 241846-620-380= 0.8+0.8 2.5 = 1.253.6 82.5-12.5 2.4 = 2812.5-12.5 20 = 23.65-（3.07+3.65 ） = 1.6599+1

13、.65 = （4+0.40.25 ）871.25 = 27.85- （7.85+3.4 ） = 481.25+501.250.2 8 = 7.8 9.9+0.78= (1010+309+4+681+6）12= 391467826854 = 5.157/8+6.1-0.60625= 120-36418+35 = （284+16）（ 512-820818）= （58+37）（ 64-95）= (6.8-6.80.55) 8.5= 0.12 4.8 0.12 4.8= 6-1.64= 5.38+7.85-5.37= （3.2 1.5+2.5 ）1.6= 3.2（1.5+2.5 ）1.6= 7.2 0

14、.8-1.2 5= 6-1.193-0.43= 6.5 （4.8-1.2 4）= 0.681.9+0.32 1.9= 10.15-10.75 0.4-5.7= 5.8（3.87-0.13 ）+4.23.74= 五年级数学口算精选800 题5 / 1732.52- （6+9.7283.2 ）2.5= （7.1-5.6 ）0.9-1.15 2.5= 1267.2-6= 5.42.6 （3.7-2.9 ）+0.62= 126（12-7.2 ）-6= 0.253.97 4= （1.2 8.8 ）0.4= 120-14418+35 方程：88x+43=8579 x=97 36x+58=2974 x=81

15、 13x+25=1247 x=94 89x-31=4063 x=46 27x+40=445 x=15 83x-90=1653 x=21 29x-35=545 x=20 97x+81=954 x=9 50 x-99=3101 x=64 80 x+17=1777 x=22 17x-37=609 x=38 88x+30=2758 x=31 80 x+85=565 x=6 49x+43=827 x=16 五年级数学口算精选800 题6 / 1799x-98=6139 x=63 95x+94=1044 x=10 62x+77=6153 x=98 38x-15=2037 x=54 44x+23=1387

16、x=31 83x-38=4444 x=54 60 x+83=3203 x=52 21x+90=489 x=19 22x+23=2135 x=96 37x+28=509 x=13 67x+39=5466 x=81 92x+67=1079 x=11 38x+45=2021 x=52 64x-67=2813 x=45 5x-96=94 x=38 84x-56=4732 x=57 26x-61=2513 x=99 五年级数学口算精选800 题7 / 179x+86=500 x=46 9x-48=744 x=88 43x-94=637 x=17 38x-69=2933 x=79 23x-40=696 x

17、=32 48x-92=1684 x=37 39x+52=2470 x=62 56x-86=2770 x=51 96x+95=3935 x=40 21x-70=1988 x=98 72x+15=7071 x=98 83x-63=7656 x=93 47x+64=1944 x=40 38x+38=1178 x=30 68x+91=4103 x=59 53x+65=1443 x=26 5x-67=48 x=23 五年级数学口算精选800 题8 / 1746x-74=4112 x=91 74x-34=6700 x=91174010063 3.2 1.682.80.4147.4 1.920.040.32

18、500 0.65 4.35 105.4 4203.5200 1.5 0.060.75153.52000.361.5440.251/6 + 1/2 -1/6 = 7.5-(2.5+3.8)= 7/8 + 3/8 = 3/10 +1/5 = 4/5 - 7/10 = 2 - 1/6 -1/3 = 0.40.840.250.36 1.54 1.01994203525121350.53/4 + 1/4 = 2 + 4/9 = 3 - 2/3 = 3/4 - 1/2= 1/6 + 1/2 -1/6 = 7.5-(2.5+3.8)= 7/8 + 3/8 = 3/10 +1/5 = 4/5 - 7/10 =

19、 2 - 1/6 -1/3 = 0.5117 32.8 195.21.31.60.44.90.7156120.87 0.49 174010063 3.2 1.68 2.80.4147.4 1.920.040.32500 0.65 4.35105.4 4203.52001.5 0.06 0.75150.40.840.250.36 1.54 1.0199420352512五年级数学口算精选800 题9 / 170.5117 32.8 195.21.31.60.44.90.7156120.870.491740100633.2 1.68 2.80.4147.4 1.920.040.32500 0.65

20、 4.35 105.4 4201.01994203525121350.53/4 + 1/4 = 2 + 4/9 = 3 - 2/3 = 3/4 - 1/2= 1/6 + 1/2 -1/6 = 7.5-(2.5+3.8)= 7/8 + 3/8 = 3/10 +1/5 = 156120.87 0.49 1740 100 633.2 1.682.80.4147.4 1.920.040.32500 0.65 4.35 105.4 4203.52001.5 0.060.75150.40.840.250.36 1.54 1.01994203525121350.5147.4 1.920.040.325000

21、.65 4.35 105.4 4203.52001350.53/4 + 1/4 = 2 + 4/9 = 3 - 2/3 = 3/4 - 1/2= 1/6 + 1/2 -1/6 = 7.5-(2.5+3.8)= 7/8 + 3/8 = 3/10 +1/5 = 4/5 - 7/10 = 2 - 1/6 -1/3 = 0.5117 32.8 195.21.31.60.44.90.715612 0.87 0.491740100633.2 1.68 378= 40.26 0.35 2.7 4.6 1.9 0.83 0.3 30.05 7.2 3.8 0.07 0.6 五年级数学口算精选800 题10 /

22、 174/5 - 7/10 = 2 - 1/6 -1/3 = 0.511732.8195.21.31.60.44.90.72.80.4502= 784= 24.514= 49.53= 1530= 4625= 37410= 73 9= 103= 273= 9015= 484= 64016= 393= 2420= 323= 4816= 128= 273= 5614= 248= 142= 1.5 0.06 0.75150.40.840.250.36 1.54 1.01994203525121350.53/4 + 1/4 = 2 + 4/9 = 3 - 2/3 = 3/4 - 1/2= 1/6 + 1

23、/2 -1/6 = 7.5-(2.5+3.8)= 7/8 + 3/8 = 3/10 +1/5 = 4/5 - 7/10 = 2 - 1/6 -1/3 = 394= 51 9= 777= 874 3= 3045= 10610= 1783= 78 9= 1.573 6= 3.52 100= 3.54 8= 1.39 0.39 105.4 4.7+2.3= 7.2 0.8= 63.4= 0.62 0.32= 1.4 0.5= 0.75 100= 0.02 0.5= 3.6 0.3= 6.3 7= 5.6 100= 0.75 0.25= 0.1258= 4.8 0.3= 0.96 2= 0.56 28

24、= 0.36 0.4= 0.64 0.8= 0.72 3.6= 3.6 24= 0.8 1.1= 7.2+12.8= 46.7 3.8= 12.8 4= 5.2 13= 12.5 5= 1.64 41= 1020= 2415= 五年级数学口算精选800 题11 / 178345= 56080= 9624= 4020= 4030= 3726= 7639= 60559= 3023= 128= 2732= 4827= 450020= 7315 = 120600 = 200360= 6800400= 280270= 42500= 600040= 51280= 4.3 2.7 0.750.2510.89

25、= 9.6 0.8= 0.1082= 4.950.9= 9.650.1= 0.325100= 2.5 8= 0. 56 0.7= 43.87 4= 1633= 7247= 43.7 8= 46.9 8= 789= 2500.4= 245= 1045= 847 4= 842= 5.78 92= 782= 2450= 3061030= 1326= 3501000= 317 4= 1.52 6= 1250.8= 3027830= 264 8= 5.76 9= 38750= 1.854 0100= 937 4= 2854= 1343= 1258= 25 4= 30052= 8.65 10= 0.35

26、0.6= 3.08 0.01= 4.95 1000= 6.9 0.1= 0.4 0.5= 2.4 0.8= 0.22 102=0.47+0.23= 0.25+0.75= 3.7+0.33= 0.51+0.33= 1-0.6= 8-4.6= 5.8-3.6= 0.52+0.4= 6.45+5.5= 4.5-1.3= 3.4-2.8= 9.53-1.53= 8.8-6.7= 10+0.08= 9.5-7.3= 7.2+0.8= 7.82+0.3= 8.8-6.7= 9.5-7.3= 1-0.95= 3.4-2.8= 0.96-0.35= 0.35 0.6= 五年级数学口算精选800 题12 / 1

27、70.1254= 3.280.1= 3.9 0.13= 7.2 0.1= 0.010.1= 0.250.4= 1.6 0.8= 12.5= 1.250.8= 3.2 0.04= 01.7= 3.4-1.4= 7.82-7.2= 2.19+9.1= 10.1-0.89= 0.68+0.42= 8.1-5.1= 0.728-0.24= 0.8+0.18= 0.89-0.25= 1-0.98= 0.048+0.52= 5400= 19.9+11.1= 1871000= 1+3.89= 0.08110= 7510= 0.960.8= 0.8 7= 1.5 7= 1.328= 5 42= 1.35 9=

28、 15 8= 125 4= 8.456 1000= 218= 320.1= 572 8= 372 0= 15346= 173 10= 1580= 3 6520070= 3844= 88874= 592 37= 384 32= 184610= 468 39= 146020= 4.5 2= 6.9 2.5= 0.9 0.3= 3.5 0.2= 2.01 0= 100.05= 0.13 7= 0.21 100= 0.7 4= 0.05 4= 40.3= 430-250= 3.08 0.01= 4.95 1000= 6.9 0.1= 0.4 0.5= 2.4 0.8= 10.8 9= 9.6 0.8=

29、 0.1082= 4.95 0.9= 9.65 0.1= 0.325100= 2.5 8= 0. 56 0.7= 0.1254= 3.28 0.1= 3.9 0.13= 7.2 0.1= 0.25 0.4= 1.6 0.8= 12.5= 1.25 0.8= 3.2 0.04= 01.7= 4.7+2.3= 4.5 2= 6.9 2.5= 7.2 0.8= 63.4= 0.62 0.32= 1.4 0.5= 0.75 100= 0.02 0.5= 五年级数学口算精选800 题13 / 170.7 8= 10.32= 50.6= 1-0.95= 0.3+0.27= 9.5-5= 3309= 9.5

30、3-1.53= 9.5-0.5= 0.47+0.13= 4.5+4= 4-0.6= 0.95+0.05= 2.5+3.2= 0.74+0.16= 23100= 9.8-4.8= 48040= 0.53100= 5.1+2.3= 12580= 0.07810= 0.52+0.4= 7012= 0.25100= 3.4-2.8= 0.6-0.37= 0.05210= 10+0.08= 1-0.75= 0.5 1000= 0.82+0.3= 0.17+0.06= 1.02-0.09= 7200800= 0.17+0.6= 0.83-0.6= 17300= 0.98-0.09= 0.2+0.78= 6

31、00700= 10.2+0.02= 0.15+0.7= 670+250= 10.2+0.2= 9.2-6= 8500500= 3.2-3.2= 3.7+2.3= 25100= 3.2-0.32= 2+2.8= 380-290= 0.35+0.5= 0.35+0.63= 350070= 3.1+3= 3.8+0.38= 7500250= 3.8+1= 0.95-0.05= 450+780= 3.1+0.3= 3+0.3= 3.6 0.3= 6.3 7= 5.6 100= 0.75 0.25= 0.1258= 4.8 0.3= 0.96 2= 0.56 28= 0.36 0.4= 0.64 0.8

32、= 0.72 3.6= 3.6 24= 0.8 1.1= 7.2+12.8= 46.7 3.8= 12.8 4= 5.2 13= 12.5 5= 1.64 41= 1020= 2415= 8.65 10= 0.35 0.6= 3.08 0.01= 4.95 1000= 6.9 0.1= 0.4 0.5= 2.4 0.8= 10.8 9= 9.6 0.8= 0.1082= 4.95 0.9= 五年级数学口算精选800 题14 / 1713.5+6.5= 3.05100= 1.2-0.8= 21.6-12.6= 63100= 0.83-0.5= 0.76+0.14= 801000= 2.7+0.4

33、= 0.72-0.43= 30100= 0.92-0.2= 3.5+4.8= 3.5+2.4= 5+0.07= 1-0.61= 0.22102= 90.254= 0.47+0.13= 4.5+4= 4-0.6= 0.95+0.05= 2.5+3.2= 0.74+0.16= 23100= 9.8-4.8= 48040= 0.53100= 5.1+2.3= 12580= 0.07810= 0.52+0.4= 6309= 4.5-0.4= 3.5+2.4= 2.5 8= 0.56 0.7= 0.125 4= 3.28 0.1= 3.9 0.13= 7.2 0.1= 0.01 0.1= 0.25 0.

34、4= 1.6 0.8= 12.5= 1.25 0.8= 3.2 0.04= 01.7= 3.4-1.4= 7.82-7.2= 2.19+9.1= 10.1-0.89= 0.68+0.42= 8.1-5.1= 0.728-0.24= 0.8+0.18= 0.89-0.25= 1-0.98= 0.048+0.52= 5400= 19.9+11.1= 1871000= 1+3.89= 0.081 10= 9.65 0.1= 0.325100= 1-0.95= 0.3+0.27= 5.8-3.6= 0.52+0.4= 6.45+5.5= 4.5-1.3= 3.4-2.8= 9.53-1.53= 8.8

35、-6.7= 10+0.08= 9.5-7.3= 7.2+0.8= 7.82+0.3= 8.8-6.7= 9.5-7.3= 1-0.95= 3.4-2.8= 0.96-0.35= 0.35 0.6= 3.08 0.01= 4.95 1000= 6.9 0.1= 0.4 0.5= 2.4 0.8= 10.8 9= 9.6 0.8= 0.1082= 4.95 0.9= 9.65 0.1= 0.325100= 五年级数学口算精选800 题15 / 177012= 0.25100= 3.4-2.8= 0.6-0.37= 0.05210= 10+0.08= 1-0.75= 0.5 1000= 0.82+0

36、.3= 13.5+6.5= 3.05100= 1.2-0.8= 21.6-12.6= 63100= 0.83-0.5= 0.76+0.14= 801000= 2.7+0.4= 0.72-0.43= 30100= 0.92-0.2= 3.5+4.8= 3.5+2.4= 5+0.07= 1-0.61= 0.47+0.23= 0.25+0.75= 3.7+0.33= 0.51+0.33= 1-0.6= 8-4.6= 7.8 10= 7510= 0.96 0.8= 0.8 7= 1.5 7= 1.32 8= 0.7 8= 10.3 2= 50.6= 0.9 0.3= 3.5 0.2= 2.01 0= 100.05= 0.13 7= 0.21 100= 0.7 4= 0.05 4= 40.3= 430-250= 0.17+0.06= 1.02-0.09= 7200800= 0.17+0.6= 0.83-0.6= 17300= 0.98-0.09= 0.2+0.78= 600700= 10.2+0.02= 0.15+0.7= 670+250= 10.2+0.2= 9.2-6=