小数方程练习题五年级
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小数方程练习题五年级
4.6×6=8.9×7= 15.6×13= .7×14=
0.18×15=
6.7×12=
0.63×1.05=
0.15×34=
0.37×2.4=
0.025×14= .3=×0.56=76×0.15=.6×0.5=3.06×36=0.8
×0.56= 0.32×0.2=.58×2=6.72
×3.= 1
31.5×4.5=4.23×0.28=.6×1.5=0.5×0.9=.3×0.23= 1.5×
1.8×0.15=0.015×19=.06×0.20= 1.5×10.5=
12.3×1.9=
7.03×1.7=
0.65×31=
0.32×8.4=
3.5×7.3= 17×0.36= 1×0.35=15.6×0.2=
0.9×0.16= .9= .58×2=8.=
8.23×0.38=.6×6.3= 0.91=12.3×0.53= 0.52×
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0.15×.12×
4.8×0.25=1.2×2.5= 0.8×2.3=.7×21.5=
32.3×6.9=
6.03×2.3=
0.35×21=
0.39×6.4=
4.5×7.7= 1.9×0.26=20.5×3.6=
08×0.4=0.12×1.6=.12×0.9=0.58×2.3=13.5×6.7=
6.3×0.18= 11.6×6.7=0.19×9.8=8×0.35=
8(脱式计算
9×1.1×4..7×5.4×3.9.6×9.85-5.46
8.05×3.4+7..58×4.5×0..8×0.5+1.58
×1.2546×0.33+54×0.330.25×39+0.25
0.125×79(8+99×9.1.25×88
12.5×0.4×2.5×.5×101 .2×7.8+2.2×4.2
三、列式计算下面各题
1(4与2.45的积,乘1.2,结果是多少,
4
2、1.35乘2.6的积的5倍是多少,
3、比4.7的1.5倍少3.05的数是多少,
4、一台复读机198.8元,一台电视机的价钱是一台复读机的9.6倍,买这样的5台电视机共付多少元,
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5、商店购进5箱苹果和8箱梨,每箱苹果重8.8千克,每箱梨的重量是每箱苹果的2.5倍,商店购进多少千克梨,
6、1.25乘4.2减5,差是多少,
7、比4.7的1.5倍多3.05的数是多
8、商店运进14筐苹果,每筐35.8千克,卖掉了400千克,还剩下多少千克,
9、甲车和乙车同时从两地相对开出,8小时后相遇,甲车每小时行80千米,乙车的速度是甲车的1.02倍,两地相距多少千米,
10、1.25乘4.2减5,差是多少,
11、比4.7的1.5倍多3.05的数是多少,
12、商店运进14筐苹果,每筐35.8千克,卖掉了400千克,还剩下多少千克,
13、甲车和乙车同时从两地相对开出,8小时后相遇,甲车每小时行80千米,乙车的速度是甲车的1.02倍,两地相距多少千米,
5
解方程练习
x,12,48x,4,210,1.5x,25
13.5×4,3x,126x
4x,4×0.73,25.085x
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2,
?6,1.2
.5x,1.5x,0.x
,3.1×6,64.,4×5,30 ,41.?3,1.,1.2x,
7.8
X,0.48x,0.7x,2.5x,2.55
3x,2x,13.2,97.6x,x-1,17
24,6x,1.8
24?X=.6
2=1
×2.5,2x,3.?2X=0.?2=0.4
小数简便运算易错题精选
0.25×16.2×4.72×3.5,6.28×3.5
4.8×7.8,78×0.5.6×102
4.8,4.8×0. ××9.9,5.?3.×9.9,1.87?1.4
1.25×2.5×32.65×10.1
3.6,3.6×0.15.2?0.25?4
4.2×99,4.20.89×100.1
17.8??8?0.125
9.7×99,9.74.36×12.5×8
15.6×13.1,15.6,15.6×2.1 0.65×101
27.5×3.7,7.5×3.78.54?2.5?0.4
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五年级数学
解方程及小数乘法练习
7+x=1x+120=1768+x=90x+150=290.4+x=95.5
2x+55=12x=6x ×=4.54.4x=44 x ×.5=90
x ×=100.2x=1x,6=1x,3.3=8.9x,25.8=95.4
x,54.3=100x,77=275x,77=14,x=4.53.2,
x=52.5
87,x=26,x=32.3×=4612x+8x=40 12x,8x=40
12x,x=2x,0.2x=321.3x+x=2X+5X=4 14X-8X=12
6×5+2X=4420X-50=50 8+6X=82-22X=10 4-3X=3
10X×=60X+3=18X-6=12x-3x=1053x+6=18x+32=76
56-2X=20
y+2=16+8x=40x-8=84x-3×9=2x-6×5=412x+8x=4.8
用简便方法计算
4.8+8.63+5.2+0.375.93+0.19+2.81 1.76+0.195+3.24
2.35+1.713+0.287+7.61.57+0.245+7.6.02+3.6+1.98
0.134+2.66+0.8661.27+3.9+0.73+16.1.07,0.38,
1.62
8,2.45,1.523.4,0.8,13.4,7.0.32×403
0.25×3 12.7,6.54,1.76,4.54
7.6×0.8,0.2×7.60.85×190.25×8.5×4
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1.28×8.6,0.72×8.12.5×0.96×0.10.4,
9.6×0.35
0.8×3.12,3.12×9928.6×101,28.6
×0. 0.86×15.7,0.86×14..4×102
14,7.32,2.62.64,8.67,7.36,11.332.31×1.2×0.5
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