小学五年级下拓展专练计算能力训练.docx

1、小学五年级下拓展专练计算能力训练小学五年级下拓展专练：计算能力训练小学五年级下暑假拓展专练：计算能力训练 五年级暑假计算训练作业 班级 ：姓名： 2.8+10.2=7-0.9=0.17=32.50.5= +=5(2)5(1)4(3)4(1) 3x816 3x+9=275.58.21.85.5 0.250.894 3.4+11.2=78-11.49=3.10.7=3.50.7= +=2(1)2(1)8(5)8(3) 2x436 4x+9=25 2.53.26.82.5 250.394 0.750.25 40.26 0.128=4.20.1= +=10(9)10(1)12(7)12(5) 18(x

2、-2)=27012x=300-4x 7.650.85+1.1 23.45.23.2 2.087=108=0.352.7 4.61.9 6(1)6(1)3(2)3(1) X-0.8X=6 12x-8x=4.8 1.250.450.8 2.250.4+0.6 4.32.7 0.830.3 0.60.7=2.870= 7.5+2X=15 1.2x=81.6 1.873.058.133.05 31.043.24.7 1.84=126.2=3.61.8=0.544= x+5.6=9.4 x-0.7x=3.6（27.815.6）0.8 9.12574.84 1.050.7= 0.420.58= 40.39

3、= 42.55= 91x1.3 X+8.3=10.7 0.4820.24.2 42.720.480.52 60.02=2.760.36=0.060.9=5.83.4= x0.756=90 0.1(x+6)=3.30.47.062.45.7 0.211.42.6 10.7-5.7=0.52+0.08=0.655=2.580.2= 3(x+3)=50-x+3 5x+15=60 1.22.50.82.5 2.330.254 1.24=3.440.56=6.82.9=0.69= 10.5+x+21=56 x+2x+18=78 8.81.25 30.814-(9.85+1.07) 7.342.14=1.

4、015=510100=3.744.26= 3.5-5x=2 0.37+4x=12.5 7779+11113 0.815.5-(3.21+5.79) 7.23.8 160.3=3.18100=1.85= (200-x)5=30(x-140)70=4 31.54(6+3) 0.64257.8+2.2 8000.4=0.070.6 1.390.391.26= 4x-1.36=2.6 6x+12.8=15.80.40.70.25 0.78+5.436+1 120.5=6.83.2=10032.5=2.525= 20-9x=2x+19.8=25.8 7779+11113 （31.8+3.24）5 8.4

5、4.2=1.73=8.33.3=3.66.4= 2x-20=4 3x+6=18 22.5+2.52 19464.81.80.9 2.44.8=0.80.7=5.32.9=2.813.5= 5.6x=33.6 9.8-x=3.8 0.40.70.25 0.78+5.436+1 4.71.9=3.4611=8.13=8.42.7= (x-3)2=7.5 13.2x+9x=33.3 19.46.12.3 5.670.2-0.62 3.66.4=8.33.3=0.20.5=6.43.2= 3x=x+100 x+4.8=7.2 2.354.645.362.35 12.51.360.8 7.55.4=0.

6、010.9=420.7=0.712.4= 6x+18=48 3(x+2.1)=10.5 25.212+2.9 43.5151.45 0.830.2=2.029=30.33=2.74-0.22= 12x-9x=8.7 13(x+5)=1693.2610.10.13.26 0.1259.88 2.50.74=0.91003=2(6.44.6)=2.80.76= 2x-97=34.2 3.4x-48=26.8 1.396.13.91.39 0.251.60.4 5.41.8=250.04=105.6=1.2580= 42x+25x=134 1.5(x+1.6)=3.6 1020.4560-(9.5+

7、28.9)0.18 3.10.5=0.830.2=2.029=30.33= 2(x-3)=5.8 65x+7=13728-(3.4+1.252.4) 2.557.1+2.45 200.4=0.55+0.3=0.8-0.2=160.4= 89x-43x=9.2 5x-45=100 (31.8+3.24) 52.8810.43-0.243.5 2.54=15.3-10=3.3+7=610= 18.9X=0. 3 23x=14x27 36.254.259.9 51807056 0.374=3.20.8=105.48.21.9= 1.8 +6x54 6.7x60.36.719.46.12.3 5.67

8、0.2-0.62 0.42.5=0.30.05 300.21.5=9.82.93.1= x14x=75955x803x29+13 95（64-45） 3.60.80.2=8.54172.3=800.4=0.750.2= 1.2x-0.5x=6.3 23.4=2x34x89-13 31x56-56 3.2620.01=(5.12.7)0.6=7.43.6=2.540= 4x-x=48.6 4.5x-x=28 7.20.8-1.25 6.5（4.8-1.24） 7.86.65=9.810=6.12=0.90.99= 94x53 2x+8=168 54+14 9. 9x56+56 320.7=250

9、.01=19.042=0.740.24= X-5.7=2.15 5X-2X=18242.42.50.8 (4121+2389)7 161.6=7.80.2=0.1258=71.34= 20x-14x=24 x+7x=8 46912+1492 405(3213-3189) 0.145=0.86+2.14=3.45-0.55=6.48= 5-8x=4 7x+8=15 2.557.1+2.457.1 31.54(6+3) 3.05100= 1.2-0.8= 21.6-12.6= 63100= 3X +0.5=5 0.52= 4 x328-(3.4+1.252.4) 0.64257.8+2.2 1.8

10、-0.9 0.280.2 1.60.04= 0.240.5= 261.5= 2x 0.516160.1=4x 178-14556+42 36.724.259.9 20.01 7.511.49 0.80.25= 150.5= 3x+9=27 5.3+7x=7.4 18.10.92+3.93 0.04324+0.875 4.84 3.84.02 0.30.03= 3.60.3= 7(x-2)=49 48+2x=3610（1.673.3） 12.833.420.275.48 0.75=5.53.6=3001.2=6.255= 924x20 7x6=1.411.56（8.560.67） 4.632.0

11、51.98 3.62.4= 0.21.8= 4-2.56= 1.57+4.02= (x-2)3=7 x5+9=21 0.2540.254 2.162.1699 7.42.4= 3.74.2= 2.43= 6.44= (300-x)5=30 91x 1.3 0.4240.25=4.080.3=9.33.5=1900.2= 9(5)9(8) 8(1)8(7) 24(19)24(13) 36(19)36(3) 2214x=12X+8.3=10.7 20(2.44-1.8)0.4+0.15 22.5+2.52 410.4=860.02=1.8-0.03=3.6+0.42= 6.127(3)2.887(

12、4)24(29)（24(5)9(4)） 3.21.6=70.16=9.93=0.030.010.3= 4(1)9(1) 13(12)13(3) 9(8)11(4)9(1) 16(1)6(1) 43(1)x5 34(1)x18(3)11(18)（11(7) 8(3)） 9(7)10(3)9(2)10(17) 1.3520=0.560.28=6.12.08=5.28= 1 3x6(1)16(5)7.5x24(1)15(7)12(7)15(8)12(7)25(8) 13(7) 25(17) 13(6) 日期:8月14日 4.3-2.5= 0.17+0.06= 0.7711= 3.5610= 7(3)

13、7(4) 8(11)8(1) 4(1)9(1) 13(12)13(3) -（-） -+ 41.221= 5.660.2= 8.40.7= 50198= 0.2x0.40.53.7 9.4x0.4x16.2 -（+） -+（+） 0.77.32= 630.7= 41.8= 5.3-4.44= X=X+=59x18-14x27 +- + 1.260.74= 2.341.34= 6.39= 12.50.11= 5(1)X=3(2)154(1)52(1)76(5)16(5)33(1)12(1) 3.21.6= 70.16= 9.93= 9.82.93.1= 9.26X=0.402 36.9X=0.3 67115-974 46912+1492 1.258=