五年级习题？解：4X+2/3-2/3=8/3-2/3 4X=6/3 4X/4=6/3/4 X=1/2 备注：被除数等于分子，除数等于分母 4X+3/2=3/8解：4x=3/8-3/2x=9/32（ps亲，题目有毛病，那么，五年级习题？一起来了解一下吧。
关于五年级数学上册小数乘法练习题，小数乘法练习题50道这个很多人还不知道，今天来为大家解答以上的问题，现在让我们一起来看看吧！
1、5.6×2.93.77×1.80.02×965.22×0.39.99×0.024.67×0.95×2.441.666×6.19.432×0.0025.6×6.54.88×2.95.61×4.38.9×2.45.5×559.77×0.021.384×5.18.78×832.6×610.059×0.24.268×1.757×5.79.46×2.8517.8×6.41.5×4.92.5×0.885.555×5.22.22×3.337.658×8536.02×0.356.78×8除法：85.44÷1642.84÷7101.7÷967.5÷15230.4÷621.24÷360.736÷2343.5÷1235.21÷739.6÷246.21÷0.03210÷1.451.3÷0.2791.2÷3.80.756÷0.180.66÷0.311.97÷1.569.6÷2.938.4÷0.815÷0.06（循环小数的用简便方法,除不尽保留2位小数）：8.2÷0.120.8÷0.976.4÷5.44.7÷31.25÷1.232÷4214.36÷2.78.33÷6.21.7÷0.032.41÷0.7用竖式计算0.396÷1.2= 0.756÷0.36= 15.6×13=0.18×15= 0.025×14= 3.06×36=0.04×0.12＝ 3.84×2.6≈ 5.76×3＝ （保留一位小数）7.15×22 90.75÷3.3 3.68×0.2516.9÷0.13 1.55÷3.9 3.7×0.01613.76×0.8= 5.2×0.6 8.4×1.36.4×0.5 4.48×0.4 5.25×535.4×4.2 0.042×0.54 0.76×0.320.25×0.046 2.52×3.4 1.08×25 0.12×0.5×0.16＝ 4.8×0.25＝ 0.125×1.4≈（保留两位小数）2.5÷0.7= （保留三位小数） 10.1÷3.3= （商用循环小数）10.75÷12.5= （用乘法验算） 3.25×9.04= （用除法验算）3、脱式计算（能简算的要简算）2.5×7.1×4 16.12×99＋16.12 5.2×0.9＋0.97.28×99+7.28 4.3×50×0.2 64－2.64×0.526×15.7＋15.7×24 (2.275 ＋0.625)×0.28 3.94+34.3×0.2 1.2×(9.6÷2.4)÷4.88.9×1.1×4.7 2.7×5.4×3.9 3.6×9.85-5.46 8.05×3.4+7.6 6.58×4.5×0.9 2.8×0.5+1.5832＋4.9－0.9 4.8－4.8×0.5 (1.25－0.125)×84.8×100.1 56.5×99＋56.5 7.09×10.8－0.8×7.094.85 + 0.35 ÷ 1.4 8.7 × 17.4 - 8.7 × 7.412.5×0.4×2.5×8 0.87×3.16+4.64 9.5×101 0.68 ÷（5.2 -3.5）× 1.25 40.5 ÷ 0.81 × 0.18 4.8 ×（15 ÷ 2.4） 6.81+6.81×99 0.25×185×40 4.4×0.8－3.4×0.8(9.37+9．37+9．37+9．37)× 2．5 2.37×6.3+2.37×3.7 2.5×1.25×0.32 3.8×10.12.5×(3.8×0.04) 7.69×101 3.8×10.10.25×39+0.25 0.125×72 46×0.33+54×0.33(8×5.27) ×1.25 6.81+6.81×99 0.25×185×406.8×0.75÷0.5 3.75÷0.125–2.75 1.53+23.4÷7.29.5×99 13.5×0.98 12.5×8.8自己编呀也不能什么都手到擒来。
4X+2/3=8/3
解：4X+2/3-2/3=8/3-2/3
4X=6/3
4X/4=6/3/4
X=1/2
备注：被除数等于分子，除数等于分母
.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= 5×400=
19.9+11.1= 187÷1000= 1+3.89=
0.081×10= 75÷10=0.96÷0.8=
0.8×7＝1.5×7＝ 1.32×8＝
0.7×8＝10.3×2＝5×0.6＝
0.9×0.3＝3.5×0.2＝ 2.01×0＝
10×0.05＝0.13×7＝0.21×100＝
0.7×4＝0.05×4＝4×0.3＝430-250= 0.17+0.06=1.02-0.09=
7200÷800= 0.17+0.6= 0.83-0.6=
17×300= 0.98-0.09= 0.2+0.78=
600×700=10.2+0.02=0.15+0.7=
670+250= 10.2+0.2= 9.2-6=
8500÷500= 3.2-3.2=3.7+2.3=
25×100= 3.2-0.32= 2+2.8=
380-290= 0.35+0.5= 0.35+0.63=
3500÷70=3.1+3=3.8+0.38=
7500÷250= 3.8+1=0.95-0.05=
450+780= 3.1+0.3=3+0.3=
630÷9=4.5-0.4= 9.5-5=
330×9=9.53-1.53=9.5-0.5=
3.5+2.4=1-0.95= 0.3+0.27=
0.47+0.13=4.5+4=4-0.6=
0.95+0.05=2.5+3.2=0.74+0.16=
23×100= 9.8-4.8= 480÷40=
0.53÷100= 5.1+2.3= 125×80=
0.078÷10= 0.52+0.4=70×12=
0.25×100= 3.4-2.8=0.6-0.37=
0.052×10= 10+0.08=1-0.75=
0.5×1000= 7.82+0.3=13.5+6.5=
3.05×100= 1.2-0.8= 21.6-12.6=
63÷100= 0.83-0.5=0.76+0.14=
80÷1000=2.7+0.4=0.72-0.43=
30×100= 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=
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= 9.53-1.53= 0.25+0.75=
1.2-0.8= 0.83-0.5= 2.7+0
12.5×8＝ 2.3×4＝ 3.25×0＝
0.4×50＝ 30×0.1＝2.6×3＝
4.1×2＝0.35×0.2＝7.5×0.1＝
2.5×2= 0.5×10=0.6×8= 2.1×2=
2.8×10=0.7×0.8= 0.04×20=5.6+0.4=
4.7+2.3= 4.5×2=6.9－2.5= 7.2×0.8=
6×3.4= 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= 0.125×8= 4.8÷0.3=0.86÷2=
0.56÷28=0.36÷0.4=0.64÷0.8= 0.7×9=
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+4.1=
10÷20=24÷15= 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= 0.108÷2=
4.95÷0.9= 9.65÷0.1=0.325×100=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= 0.25×0.4= 1.6÷0.8=
1÷2.5= 1.25×0.8= 3.2÷0.04= 0÷1.7=
0.22×102= 9.6÷0.8= 5×0.24=4.5－0.05=
3.9÷0.1316.5÷0.5= 5×0.12= 24×0.5=
4.8×0.5=2.8＋4.2=0.84÷2.1=5÷0.25=
7.8÷0.01=5.4÷0.6=3.2÷5= 7×0.62=
0.56÷0.8=7.4－2.8= 0.18÷0.2= 0.16÷8=
4.5×0.02=8＋7.2=1.2×30= 0.012×0.2=
7.3×0.3=0÷6=3.6÷0.12=7.8÷0.6=
2÷5=4.5＋5=0.3÷0.6=0.96÷0.2=
10.5×0.4=7.3＋0.27= 8×0.125=0.54÷0.6=
0.61＋0.39= 0.56÷28=10÷20= 4.08÷0.4=
10－9.4= 0.8×0.11=7.2＋12.8=5.6÷0.01=
2.3×100=0.75×100=0.108÷2= 10.8÷9=
7.8÷0.01=5.4÷0.6=3÷5= 7×0.62=
12÷0.5= 5.2×0.4= 12.2÷0.2= 5.6÷100=
0.41＋3.7= 0.02×0.5= 7.2－0.8=1.4×0.5=
84÷0.21=0.75÷0.25= 2.5×16= 0.108÷2=
1.75＋32.5=16－5.07= 5.2÷13= 1.64÷41=
1.02×0.2= 0.26×0.3= 8.4×0.02=1.2×6=
0.8×0.05= 12.6÷0.03=8.71÷0.1=21÷0.21=
0.8×0.13= 0.34÷17=8.08÷0.4= 0.5×2.2=
1.24×4=3.27＋0.63= 5.02×0.3=0.3×0.5=
5.6÷7= 72÷ 7.2= 0.7÷0.35=0.7÷1.4
0.48÷0.04=1.25÷2.5=5.5＋5.5=16.8÷8=
0.54＋2.2= 3.5－0.05= 2÷0.02= 0.25×40=
1.5×0.6=0.32÷0.8= 12.25÷0.5= 73.5×0.1=
46.5＋52.5= 0.45×102= 1.25×88= 2.64＋3.85＋1.54=
8×1.25=7÷3.5=4.2÷0.7÷6= 0.4×8.6×25=
0.27÷0.3= 2.5×101=0.65×101－0.65= 2.6×7÷2.6×7=
0.02×0.5= 3.6×0.3= 6.3÷7=5.6×100=
7.8÷0.01= 5.4÷0.6=3.2÷5= 7×0.62=
1.5×0.6= 0.32÷0.8= 12.25÷0.5= 73.5×0.1=
2.5×2=0.5×10=0.6×8= 2.1×2=
0.61＋0.39=0.56÷28=10÷20= 4.08÷0.4=
1.2×0.3 = 6.6÷1.1 =4.9÷7= 0÷0.48=
一、小数乘法
1、列竖式计算。
27×0.43=（计算并验算）
0.86×1.2=（保留两位小数）
1.2×1.4=（精确到十分位）
2、计算下面各题，能简便运算的要简便运算。
7.06×2.4－5.7＝
2.33×0.5×4＝
0.65×105＝
3.76×0.25＋25.8＝
4.8×0.25=
1.2×2.5＋0.8×2.5＝
二、小数除法
1、用竖式计算下面各题。
（1）68.8÷4＝
（2）85.44÷16＝
（3）67.5÷15＝
（4）289.9÷18＝
（5）101.7÷9＝
（6）243.2÷64＝
（7）16.8÷28＝
（8）15.6÷24＝
（9）0.138÷15＝
（10）1.35÷27＝
（11）0.416÷32＝
（12）3.64÷52＝
（13）91.2÷3.8＝
（14）0.756÷0.18＝
（15）51.3÷0.27＝
（16）26÷0.13＝
（17）210÷1.4＝
（18）2.688÷0.56＝
（19）10.625÷25＝
（20）126÷45＝
（21）10÷25＝
（22）2.7÷7.5＝
（23）15÷0.06＝
（24）25.6÷0.032＝
2、下面各题，商保留一位小数。
（25）14.36÷2.7≈
（26）8.33÷6.2≈
（27）1.7÷0.03≈
3、下面各题，商保留二位小数。
3X+5X=48 14X-8X=12 6*5+2X=44
20X-50=50 28+6X=88 32-22X=10
24-3X=3 10X*（5+1）=60 99X=100-X
X+3=18 X-6=12 56-2X=20
4y+2=6 x+32=76 3x+6=18
16+8x=40 2x-8=8 4x-3*9=29
8x-3x=105 x-6*5=42 x+5=7
2x+3=10 12x-9x=9 6x+18=48
56x-50x=30 5x=15 78-5x=28
32y-29=3 5x+5=15 89x-9=80
100-20x=20 55x-25x=60 76y-75=1
23y-23=23 4x-20=0 80y+20=100
53x-90=16 2x+9x=11 12y-12=24
80+5x=100 7x-8=6 65x+35=100
19y+y=40 25-5x=15 79y+y=80
42x+28x=140 3x-1=8 90y-90=90
80y-90=70 78y+2y=160 88-x=80
7(2x-1)-3(4x-1)=4(3x+2)-1;
(5y+1)+ (1-y)= (9y+1)+ (1-3y);
[ ( )-4 ]=x+2;
20%+(1-20%)(320-x)=320×40%
2(x-2)+2=x+1
2(x-2)-3(4x-1)=9(1-x)
11x+64-2x=100-9x
15-(8-5x)=7x+(4-3x)
3(x-7)-2[9-4(2-x)]=22
3/2[2/3(1/4x-1)-2]-x=2
1 2x-10.3x=15
2 0.52x-(1-0.52)x=80
3 x/2+3x/2=7
4 3x+7=32-2x
5 3x+5(138-x)=540
6 3x-7(x-1)=3-2(x+3)
7 18x+3x-3=18-2(2x-1)
8 3(20-y)=6y-4(y-11)
9 -(x/4-1)=5
10 3[4(5y-1)-8]=6
10/3 (x/5+3/7)=9x/2
5/3（x+0.5)+2=3x-6
5x+2(2x/3+2)=2/3(x-6)+2
(2x-7)/2-(6x-5)/3=2x+3
(3x+2)/5-(x-6)=x/3
6x-(x/3+2)=2(x/5+5/2)-3
3(x/11-2)-5=2+3x/3
10/3(2x-6)=3/5
x/2-(x/3-2)=3
2/3(x+3)-3=5x/3
5/3(2x-5/3)=2x/5-8/9
9-4x=1 20x=40 65y-30=100
51y-y=100 85y+1=-86 45x-50=40
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= 5×400=
19.9+11.1= 187÷1000= 1+3.89=
0.081×10= 75÷10=0.96÷0.8=
0.8×7＝1.5×7＝ 1.32×8＝
0.7×8＝10.3×2＝5×0.6＝
0.9×0.3＝3.5×0.2＝ 2.01×0＝
10×0.05＝0.13×7＝0.21×100＝
0.7×4＝0.05×4＝4×0.3＝430-250= 0.17+0.06=1.02-0.09=
7200÷800= 0.17+0.6= 0.83-0.6=
17×300= 0.98-0.09= 0.2+0.78=
600×700=10.2+0.02=0.15+0.7=
670+250= 10.2+0.2= 9.2-6=
8500÷500= 3.2-3.2=3.7+2.3=
25×100= 3.2-0.32= 2+2.8=
380-290= 0.35+0.5= 0.35+0.63=
3500÷70=3.1+3=3.8+0.38=
7500÷250= 3.8+1=0.95-0.05=
450+780= 3.1+0.3=3+0.3=
630÷9=4.5-0.4= 9.5-5=
330×9=9.53-1.53=9.5-0.5=
3.5+2.4=1-0.95= 0.3+0.27=
0.47+0.13=4.5+4=4-0.6=
0.95+0.05=2.5+3.2=0.74+0.16=
23×100= 9.8-4.8= 480÷40=
0.53÷100= 5.1+2.3= 125×80=
0.078÷10= 0.52+0.4=70×12=
0.25×100= 3.4-2.8=0.6-0.37=
0.052×10= 10+0.08=1-0.75=
0.5×1000= 7.82+0.3=13.5+6.5=
3.05×100= 1.2-0.8= 21.6-12.6=
63÷100= 0.83-0.5=0.76+0.14=
80÷1000=2.7+0.4=0.72-0.43=
30×100= 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=
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= 9.53-1.53= 0.25+0.75=
1.2-0.8= 0.83-0.5= 2.7+0
12.5×8＝ 2.3×4＝ 3.25×0＝
0.4×50＝ 30×0.1＝2.6×3＝
4.1×2＝0.35×0.2＝7.5×0.1＝
2.5×2= 0.5×10=0.6×8= 2.1×2=
2.8×10=0.7×0.8= 0.04×20=5.6+0.4=
4.7+2.3= 4.5×2=6.9－2.5= 7.2×0.8=
6×3.4= 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= 0.125×8= 4.8÷0.3=0.86÷2=
0.56÷28=0.36÷0.4=0.64÷0.8= 0.7×9=
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+4.1=
10÷20=24÷15= 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= 0.108÷2=
4.95÷0.9= 9.65÷0.1=0.325×100=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= 0.25×0.4= 1.6÷0.8=
1÷2.5= 1.25×0.8= 3.2÷0.04= 0÷1.7=
0.22×102= 9.6÷0.8= 5×0.24=4.5－0.05=
3.9÷0.1316.5÷0.5= 5×0.12= 24×0.5=
4.8×0.5=2.8＋4.2=0.84÷2.1=5÷0.25=
7.8÷0.01=5.4÷0.6=3.2÷5= 7×0.62=
0.56÷0.8=7.4－2.8= 0.18÷0.2= 0.16÷8=
4.5×0.02=8＋7.2=1.2×30= 0.012×0.2=
7.3×0.3=0÷6=3.6÷0.12=7.8÷0.6=
2÷5=4.5＋5=0.3÷0.6=0.96÷0.2=
10.5×0.4=7.3＋0.27= 8×0.125=0.54÷0.6=
0.61＋0.39= 0.56÷28=10÷20= 4.08÷0.4=
10－9.4= 0.8×0.11=7.2＋12.8=5.6÷0.01=
2.3×100=0.75×100=0.108÷2= 10.8÷9=
7.8÷0.01=5.4÷0.6=3÷5= 7×0.62=
12÷0.5= 5.2×0.4= 12.2÷0.2= 5.6÷100=
0.41＋3.7= 0.02×0.5= 7.2－0.8=1.4×0.5=
84÷0.21=0.75÷0.25= 2.5×16= 0.108÷2=
1.75＋32.5=16－5.07= 5.2÷13= 1.64÷41=
1.02×0.2= 0.26×0.3= 8.4×0.02=1.2×6=
0.8×0.05= 12.6÷0.03=8.71÷0.1=21÷0.21=
0.8×0.13= 0.34÷17=8.08÷0.4= 0.5×2.2=
1.24×4=3.27＋0.63= 5.02×0.3=0.3×0.5=
5.6÷7= 72÷ 7.2= 0.7÷0.35=0.7÷1.4
0.48÷0.04=1.25÷2.5=5.5＋5.5=16.8÷8=
0.54＋2.2= 3.5－0.05= 2÷0.02= 0.25×40=
1.5×0.6=0.32÷0.8= 12.25÷0.5= 73.5×0.1=
46.5＋52.5= 0.45×102= 1.25×88= 2.64＋3.85＋1.54=
8×1.25=7÷3.5=4.2÷0.7÷6= 0.4×8.6×25=
0.27÷0.3= 2.5×101=0.65×101－0.65= 2.6×7÷2.6×7=
0.02×0.5= 3.6×0.3= 6.3÷7=5.6×100=
7.8÷0.01= 5.4÷0.6=3.2÷5= 7×0.62=
1.5×0.6= 0.32÷0.8= 12.25÷0.5= 73.5×0.1=
2.5×2=0.5×10=0.6×8= 2.1×2=
0.61＋0.39=0.56÷28=10÷20= 4.08÷0.4=
1.2×0.3 = 6.6÷1.1 =4.9÷7= 0÷0.48=
以上就是五年级习题的全部内容，在五年级的数学学习中，解方程是关键的一部分。比如，20%x等于80，这里需要理解百分比的概念，将20%转换为小数0.2，那么方程可以写作0.2x=80。接下来，通过两边同时除以0.2，得到x的值为400。同样地，30%x加9等于39，可以转化为0.3x+9=39，通过移项得到0.3x=30，再两边同时除以0.3，内容来源于互联网，信息真伪需自行辨别。如有侵权请联系删除。
