《五年级上册计算题专项练习.doc》由会员分享，可在线阅读，更多相关《五年级上册计算题专项练习.doc（2页珍藏版）》请在三一文库上搜索。
1、五年级上册计算题专项练习一、小数乘法5.62.9= 3.771.8= 5.220.3= 9.990.02= 4.670.9= 52.44= 5.66.5= 4.882.9= 5.614.3= 8.92.4= 9.770.02= 8.7883= 2.661= 575.7= 17.86.4= 1.54.9= 2.50.88= 2.61.08= 0.725= 12.47= 2.312= 6.70.3= 2.46.2= 0.560.04= 6.70.3= 0.560.04= 3.74.6= 6.58.4= 561.3= 3.22.5= 3.516= 12.542= 1.823= 0.370.4= 1.
2、0625=78.06= 0.60.39= 270.43= 1.70.45= 1.21.4=0.378.4= 0.861.2= 2.340.15= 212.84= 4.328=6.825= 2.583= 581.6= 362.4= 2.563.7=1.560.08= 1.035.3= 0.2082.5= 1.121.1= 0.3261.3=6.56.5= 3.32.6= 0.985.5= 2.12.15= 5.22.9=二、小数除法25.26= 34.5 15= 5.64= 1.812= 7.839= 4.088= 0.546= 6.314= 7215= 14.217= 2415= 1.2618
3、= 43.529= 18.927= 1.3515= 28.611= 20.424= 3.6452= 15.612= 32816= 1.3527= 5.4416 42.847 101.79 67.515 230.46 21.2436 43.512 35.217 39.624 7.650.85= 12.60.28= 62.42.6= 0.5440.16= 1.441.8= 11.72.6= 19.412= 5.980.23= 19.765.2= 10.84.5= 211.4= 8.841.7= 6.210.03= 1.890.54= 0.510.22= 7.12.5= 1.9980.54= 1.2
4、80.16= 2.10.4= 2.563.2= 50.1838.6= 4.687.5= 14.70.07= 5.40.15= 124.80.24= 23.45.85= 86.210.03 2101.4 51.30.27 91.23.8 0.7560.18 38.40.8 11.971.5 69.62.9保留2位小数： 0.488.1= 26.40.063= 0.150.65= 0.0250.14= 1.0140.25=8.20.12 0.80.9 76.45.4 4.73 1.251.2 3242 14.362.7 8.336.2 1.70.03 2.410.7三、混合运算(6.86.80.5
5、5)8.5 0.12 4.80.124.8 （3.21.5+2.5）1.63.2（1.5+2.5）1.6 7.20.81.25 6.5（4.81.24） 0.681.9+0.321.9 10.1510.750.45.7 5.8（3.870.13）+4.23.7432.52（6+9.7283.2）2. 0.65410.96.5 66.9672-0.876.83.22.5 65.70.35+0.15 2.08(9.62.4)4.8四、简便运算0.258.54 12.50.960.8 0.250.734 4.3612.58 0.2516.24 1.252.532 3.20.2512.5 0.2536
6、4.810.1 3.6102 1024.5 0.32403 3.6510.1 0.859.9 8.91.01 0.651013.723.56.283.5 15.62.115.61.1 4.87.878 0.52 7.0910.80.87.09 3.84.563.835.44 27.53.77.53.7 3.140.6831.40.32 3.92.73.97.3 16+2.3 24+2.3 3.654.736.50.37 1.010.87-0.910.87 10.716.1-15.110.7 7.60.80.27.6 1.288.60.728.6 10.60.359.60.35 1.879.90
7、.187 4.2994.2 56.59956.5 12.79.91.27 9.7999.7 4.8994.8五、解方程x+19.8=25.8 x+5.6=9.4 X+8.3=10.7 x+4.8=7.2 x+0.3=1.8 678 X1.32.63 3+ X=5.4 3.6+ X=7 X+3.2=4.69.8-x=3.8 X-5.7=2.15 10-x=8 9.25X=0.403 4- X=1.5X-5.7=2.15 x-30=12 18.7-=7.8 X-1.8=4 8- X=21.2x=81.6 15x3 1.8x=0.972 5.6x=33.6 9x=182.1x=16.8 0.2X=6
8、 1.6X=6.4 5X=1.5 4x=1.60.2x=13.2 2x=4.92 1.2x=48 3x=37.5 2x=18.645x=675 0.8x=2.4 1.8x=17.2 3X=13.9 5X=1.891x1.3 x0.756=90 75.6x=12.6 16.9X=0.3 X3=1.5x1.440.4 X0.6=0.6 X 1.1=3 9X=3 X7=0.33x816 3x+9=27 3x+6=18 7x+5.3=7.4 0.5x+8=439x-40=5 6-2x=11 5x+12.5=32.3 3.5-5x=2 3.4x-48=26.85x-45=100 3X+0.7=5 1.8
9、+6x54 2x+8=16 6x-6=05.260.3X=3.4 1.8-6x54 60.84x40 0.5x+8=43 3x5=4.8 5.3+7x=7.4 6x2.71.5 3.85+1.5x = 6.11.48-2x=6 6x-12.83=0.06 0.37+4x=12.5 51.3-2x=5.54x-1.36=2.6 9x+42.591 6.7x60.36.7 30.5+6=3.3 8x+81.518 5x3.56=18 X4.5358.57 4x56=1218(x-2)=270 3(x+0.5)=21 4(x-5.6)=1.6 7(6.5+x)=87.52(2.8+x)=10.4 3
10、(x+2.1)=10.5 1.5(x+1.6)=3.6 2(x-3)=5.83（x+3.2）=15.6 7（x1.2）2.1 9（-2）36 2（x-1.8）=11.612（x+3.7）=144 2.5（2+x）=5 3（x+2.1）=10.5 10（x+9）=1205（x+4.1）=36.5 6（7+x）=90 9（x-4）=40.5 4（x-7.2）=17.6X-0.8X=6 12x-8x=4.8 x-0.7x=3.6 6x-3x=18 13.2x+9x=33.312x-9x=8.7 4.2x+2.5x134 10.5x+6.5x=51 1.2x-0.5x=6.3 3x-1.5x=694x-x=48.6 9x-x=16 x-0.7x=3.6 12x-8x=4.8 5x1.4x =7.212x-9x=8.7 24x+6x=63.6 1.4x0.4x=36 1298.7 5.5xx = 137x2.5x=28.5 7.8x3.3x=0.9 9X7X2.4 1.25X0.16X3.48 4xx =3.15 8x-3.4x = 4.6 14x-6.8x =46.8 13x-7.5x = 18.73