五年级数学上册计算题专项练习

1、五年级数学上册计算题专项练习、直接写出得数。2.5X4=20X0.5=7.2+1.2=3.86+100=9.1+1.3=8.2+10=1-0.45=36+2.45=0.4873x4X25=0.69+1=1.21+0.6=0,5+0.276+18.7-5=2.1=4=1.28X8=0.5X2+0.540X2=1084+18X4=x-0.3x=4a7.5x4=0.90.5x8=4+0.5=0.15X7=0.5125=100=(124+3.25)2.6+3.1-2.6+3.1=0.58x99=0.6x0.9=12.50.1+0.5+014=+礼51.5=5.7a+a=10+2.5=2.5x1.95x

2、0.X7=7.2+0.9=0.27+0.03=0X0.995x0.3=8+68=0+4.61+4.61=m3.6x0.4=12+0.06=3.2X6+3.21.1X90.2+0.8x0.5=0.1x0.1=10.2X4为X1000=1.25M+nrm=mx1=39.68x0=47.6x1=6.45x0.01=12+1.2=3+30=50X0.04=80X0.3=X4=2.5X4X0.36=3.6x0.412.5x8=6.03x1000=10X0.6=3X0.9=0.24X0.5=5.4+3.6=1.25-0.25=0.6X0.8=2.5x=69X0.250.125X4=4.7X44X4.7=1

3、.25x8X0.5=16X0.01=1.78+0.3=0.27+0.003=2.5X2.3X4=0.01+0.1=1.8x20=x-0.4x=5d-2d=38.5x0X0.38=3.6+0.4=0.6x0为2.4X40.12xg0.5X4+0.5X4=4+5=2.5x0.4=1.60.2+0.053.61.2+2.4=X8X0.6：10 / 6二、列竖式计算并验算2.7+0.32=14=35+56=0.36X6.9=15.36+12=11.22.34X1.5=11.7+2.6=25.2+42=3.74+342.73+2.61.72X2为0.23X380.852.7+7.629+61（得数保留两

4、位小数）4.8+2.3得数保留一位小数）6.49X0.58得数保留三位小数）0.27+1.1（得数保留两位小数）4.7X1.36（得数保留一位小数0.96X1.7（得数保留两位小数）3.8+4.5（得数精确到百分位）1.55+3.8（省略百分位后面的尾数）28+18=)10+3=5.72X0.18（省略十分位后面的尾数）3.81+7谓数精确到十分位）78.6+11=(用51环小数表9.912.61、（得数保留一位小数）4.6 X 0.25 (4) 6 + 24(5)(1)0.38X0.23(2)5.79X3.6(3)52.95+75(6)3.01+7(7)4.95+11(8)84.01+31用

5、验算)(9)0.646+19(10)4.7X0.592、（除不尽的保留两位小数）(11)3+1.2(12)2.7+0.36(13)88.4+1.7(14)7.525+0.38(15)4+15(16)91.2+0.57(17)84.84+1.2(18)5.63+6.1(19)56+77(20)1.47+4.2(21)19.19+0.95(22)56.29+6.1(23)23+33(24)7.41+0.57(25)21+240(26)9.68+16(27)3.85+0.76(28)53.3+4.7(29)56.29+6.1(30)28.74+313、得数用循环小数表示。(31)0.2+0.06(3

6、2)13+11(33)30.1+33(34)17+15(35)7.8+2.2(36)5.52+9(37)67.8+11(38)8+7三、脱式计算。40.2X2.7+16.2(24.8+32+77.32-4.37X0.84.05+0.05+0.817.62+0.16-0.168.752.50772+1.44*05)0.432N6.21-6.09)4.8+0.4-2.1+21(8.1-5.6)X喇+0.59.28Y2.1-1.7)+2.56.4宁(4.3+2.1)+0.83.4+(1.2+0.5)X50.8X133.12+5.2842+(5.25+0.25)0.412.6118-(11.4-12.

7、5+0.28XX0.8)0.2四、简便计算。1.25X5.7X810+0.2+2.55.69.4212.8X0.254.55X1.983.2+5+0.21.56X1.7+0.44X1.711.72-7.85-1.721.8X25+125.5X8攵0.18X550.25X0.089X42.618.84.2.61X6忐52.614.3+2.5+0.42.35+0.536X23.51.6412.5X1.36X0.80.4310132X1.010.1X3.2643.5-3.5152.6X10.14.04-4.043.54X0.4+3.54X0.45.74X9.9+5.744.83X101-4.835.

8、92.5X3.6X0.912.5X0.3X8.81.25X(1008)3.5X1.02+35X0.09X1.018.4-8.4X1.5+1.812.5X4.5+4.5X12.5+12152X982.4X1.25X0.30.27X990.2713.5 +2.5 +0.125 +0.4 +850X(6.7X0.0200.25+2.5+25)X0.42.5X3.2X0.1256.8X0.75+0.513.75+0.125.751.53+23.4+7.222.9-13.68+12.684.7X114.7(65)28.86633X18.8(66)4.8+5.2+4(67)5.37(2.37+1.8)(6

9、8)10.01-2.78+1.59(69)2.85+1.25-0.8(70)10.5X0.25X121)3.7X91.6+7.3-X99166(72)3.2x083.2x1.18(73)4.05+0.5.14(74)1.58件9958(75)12.5X0.4X2.5X8-4.6(76)7.75X20-(3.24-3.04)(77)43.21.8X3(78)4.2X7.8+2.2X4.2(79)0.87X3.16+4.64(80)12.5X4.8(81)4.7X4.7+4.7X-6/317(82)12.5X3.2X0.25(83)23.4+7.26.5X0.8(84)-1.620.64-9.83

10、0.17(85)6.8工1.2+0.5)X0.04(86)7.26-5.4+1.74(87)2.06+2.06X99(88)9.5X101(89)1002.7+0.362.5X5(90)(92)(1.62+1.62+1.62+1.62)-1.8X2.5(91)2.8X0君0.5X2820.53.2X2.5X1.2593)7.2+7.226.4)+0.9(94)4.65X32+2.5X46.5+0.465X430(95)7.25X67.875+725X0.7875+7250X0.05337596)0.46X1.90.54X1.9(97)3.45X1(983)12.5X8&99)13.65+0.2

11、5(何6)28.98+6.3-3.15五、列式计算。1、53与1.28的和乘9.4积是多少?2、2减0.8的差乘4.23加上0.8的和，等于多少？3、从50.9里减去6.2的5倍，所得的差除以2,商是多少？4、一个数的8倍，减去最小的和数，差是36.8,求这个数.5、甲、乙两数，乙数比甲数的3倍多0.1,乙数是5.8,甲数是多少？6、9.6减去4.6的差除15.6加9.4的和，商是多少？7、5.8与3.55的差除以0.45,的多少？8、2.25与0.4的积除以18.09与20.1的商，结果是多少？9、23.5减3.6与0.4的和乘2.5的积，差是多少？0、10与8.7的和，除以4.5与1.1的

12、差，商是多少？1、1.2与3.3的和的1.8倍是多少？2、7.2除以2.5乘0.4的积，得多少？3、9个4.8相加的和比14.8多多少？4、2.3与0.57的差，乘0.6,积是多少？六、解方程。91+x=1.31.2x以24=)6025=10x-0.63千*7=已5=2.425.1-x=2.94x+1.2X5=2445x=24L3x6x-10.8=13.2x+6.2X1.5=2.58x=24x+0.51.2x-3.8=9.534.06+x=7.11(71.4)x=2.85x-3X11=42(x+1.5=1.52.4x=26.43x-24=913x+2X7=407.2x-3.6x=9X0.41.

13、8X20.3x=2.496+6+4x=56 3x1.2x=93.6x+ 2X 1.4 8.218X0.610x=4.260.4(x3)=0.721.5X(10-x)=32.8N3+x)=3.5X0.20.8(x+4.8)=5.2(x6)+0.5=34x-45+18=211.6x-9=3.84(0.9+x)=4.8(x-1.9)+5=1.13x+2X7=500.4X200.4x=624x-8x=28.84.5x+1.6x=42.712(x+3.7)=1440.5X(x1.8)=2.49x-5.2X6=4.8(2.5+x)+0.8=522.5X25x=1354X(0.3x)=4.80.4X200.4x=6(4x-0.32)+1.6=2.083.5x-x=17.54x-10=x+1101.6x+2xX0.7=1828-x+3.6=208.95x=2.73.54乂41.7x=13.454x-