苏教版小学数学五年级(上)小数乘除法计算题
乌鲁木齐事业单位招聘-迎国庆演讲稿
苏教版小学数学五年级(上)小数乘除法计算题练习
班级:
姓名:
一、计算题(30分)
1、直接写出得数。
0.45×2.5= 0.8×1.25= 0.3×3.6=
0.3×0.3=
10×0.07= 0.3×1.4= 0.05×7=
0.92×0.4=
0.2×0.26= 0.14×4=
0.02×0.1= 1.2×0.3=
0.2×0.4=
8.2+1.8= 100-35.22= 2.3×4=
2.5×0.4= 2.4×5= 0.22×4=
3.25×0=
0.9-0.52= 3.99×1= 0×3.52=
12.5×8=
8÷10 = 10-1.8-7.2=
0.43+3.57= 2.5×4×12=
0.9×0.8= 7.5x-3x
= a+3a+7a== 1.05×100=
1÷0.5=
0.96÷3= 1.47÷0.7= 5.4÷6=
0.16.5×10= 0.56×100= 3.78×100=
4÷0.8 =
3.215×100= 0.8×10=
4.08×100= 1.1×0.2 =
0.6×0.8 =
3×0.9= 2.5×0.4= 3.6×0.4=
12.5×8= 50×0.04= 80×0.3 =
1.1×9=
0.16×5 ﹦ 1.78+2.2 = 9.6÷0.6 =
1.2×0.5-0.4 =
0.7÷0.01 = 2.5×0.4 =
12-3.9= 1.25×8÷1.25 =
6.6÷0.66 =
5.37×0+4.63 = 3.9+2.03= 4.2÷3.5=
1.6+2.4×0.3 = 2.14-0.9= 27+456+73=
0.3×0.3=
7.2+2.8= 0.9÷0.01= 12÷0.3=
2.87÷0.7=
13÷4= 0.96÷0.3= 1.5×0.4=
7÷0.25=
2.5×0.7×0.8= 8-2.5= 16÷1.6=
5.6×1.01=
8×(2.5+0.25)= 0.36+0.64=
64.32÷16= 4.2÷0.1=
72.8÷0.8= 8.4÷4.2=
13.8+9.9= 2.4×2.5=
0.05×0.8= 2.56-0.37=
1.25×0.8×0.5= 12×2.5=
1.23×3= 3.2÷1.6=
3.5+3.5×3= 19.6÷2=
8.8÷2.2=
0.75×4= (1.5+0.25)×4= 0.5×0.8=
8.4×0.2=
1.6×0.2= 7.2×0.3= 2.8×0.3=
0.9÷0.15= 1.8×0.4= 5.5÷0.55=
0.08×100=
2.2÷0.11= 5.46+4.54=
12.5×0.8= 0.35×0.3=
1.4×5= 2.8×4=
19.6÷4= 22.5×4=
2、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
3.68×0.25
16.9÷0.13 1.55÷3.9
3.7×0.016
13.76×0.8= 5.2×0.6
6.4×0.5 4.48×0.4
35.4×4.2 0.042×0.54
0.25×0.046 2.52×3.4
0.12×0.5×0.16= 4.8×0.25=
2.5÷0.7=
(保留三位小数)
10.75÷12.5= (用乘法验算)
8.4×1.3
5.25×5
0.76×0.32
1.08×25
0.125×1.4≈
(保留两位小数)
10.1÷3.3=
(商用循环小数)
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+0.9
7.28×99+7.28 4.3×50×0.2 64-2.64×0.5
26×15.7+15.7×24 (2.275 +0.625)×0.28
3.94+34.3×0.2 1.2×(9.6÷2.4)÷4.8
8.9×1.1×4.7 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+1.58
32+4.9-0.9 4.8-4.8×0.5
(1.25-0.125)×8
4.8×100.1
56.5×99+56.5 7.09×10.8-0.8×7.09
4.85
+ 0.35 ÷ 1.4 8.7 × 17.4 - 8.7 × 7.4
12.5×0.4×2.5×8 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) 2.13×0×8257
6.81+6.81×99 0.25×185×40
(9.37+9.37+9.37+9.37)× 2.5
2.37×6.3+2.37×3.7 2.5×1.25×0.32
2.5×(3.8×0.04) 7.69×101
4.4×0.8-3.4×0.8
4.2.×1.+1.×1.75
3.8×10.1
3.8×10.1
0.25×39+0.25
0.125×72 46×0.33+54×0.33
(8×5.27) ×1.25
6.8×0.75÷0.5
9.5×99
6.81+6.81×99
3.75÷0.125–2.75
13.5×0.98
0.25×185×40
1.53+23.4÷7.2
12.5×8.8
二、解方程:
54-X=24 7X=49
126÷X=42
13+A=28.5
2.4X=26.4 7.5x-3x=18
5×1.3-2x=5.5 24x+6x=63.6
5.6x+4.4x=5.2
三、列式计算
1、20减去0.8的差除以4个0.3的和,商是多少?
2、一个数的2.6倍加上9,和是35,求这个数。(用方程解)
3、1.2与4的积,减去6.除以5的商,差是多少?
4、2.1除以35的商,加上4.与0.45的积,和是多少?
5、一个数的3倍加上6与8的积,和是84,求这个数.
6、4.08除以0.6的商,再乘以5.,积是多少?
7、甲、乙两数的积是25.2,甲数是56,乙数是多少?
8、把0.47平均分成7份,每份是多少?
9、1.25乘4.2减5,差是多少?
10、比4.7的1.5倍多3.05的数是多少?
0.43×0.28=
6.45×0.73= 4.6×0.6=
8.9×0.05= 3.08×0.43= 1.5×26.7=
5.22÷29= 18.72÷3.6=
13.95÷3.1=