wpa-肤色不均的原因

2020年12月18日发(作者：屠宝琦)

2009-2010第一学期六年级口算比赛试题
班级: 姓名： 分数：

1.5×4 =
2.5×8 =
0.12×3 =
2.4×2 =
7.2×0.01 =
5.1×3 =
7×0.5 =
0.25×0.4 =
0.8×1.25 =
1.4×0.5 =
0.6×1.5 =
36×0.2 =
6.2×3 =
3×0.15 =
0.7×0.8 =


2.6÷0.2 =
6.4÷8 =
7.2÷0.9 =
0.27÷3=
0.45÷0.45 =
42÷0.1 =
0.35÷7 =
4.2÷1 =
3.5+7.6
10-3.8=
2.14-0.14=
0.99+0.01=
3+0.05=
14-1.2=
3+7.2=

3
1
5
×
2
=
32
4
×
3
=
1
4
×8=
1
2
×
4
3
=
5×
7
10
=
6×
5
4
=
1
3
×
6
7
=
15
5
×
8
=
3
8
×12=
43
7
×
4
=

13
3
×
10
=
4
9
×6=
13
6
×
8
=
1
7
×5=
1
4
×
3
8
=
1
2
÷3=
10÷
5
7
=
5
6
÷
2
3
=
7
12
÷
7
4
=
4÷
2
5
=
求比值
0.25:1=
6:10=
2
1
5
:
4
=
1
1
20
:
5
=
5
8
:20=
0.3:0.4=
0.8:0.4=
12:3=
48:4=
0.39:9=
化简比
7.2:12=
5
24
:
5
8
=
2:
1
4
=
4.2:7=
6.3:0.9=
0.7:0.8=
1.2:4=
6:4.8=
2
3
:6=
2:
1
4
=

1π= 1
2
=
2π= 2
2
=
3π= 3
2
=
4π= 4
2
=
5π= 5
2
=
6π= 6
2
=
7π= 7
2
=
8π= 8
2
=
9π= 9
2
=
10π= 10
2
=
分数化成小数
3
4
=
1
4
=
3
8
=
1
5
=
2
5
=
7
10
=
5
8
=
1
20
=
3
25
=
1
50
=

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