分数×小数の計算(1)

分数×小数の計算が出題されます。

名前入力欄

使い方をみる

なまえくみばん

/20

(1)
12
×
0.5
=
14
(2)
48
×
0.8
=
25
(3)
57
×
0.4
=
27
(4)
89
×
0.7
=
2845
(5)
35
×
0.3
=
950
(6)
26
×
0.1
=
130
(7)
79
×
0.2
=
745
(8)
58
×
0.9
=
916
(9)
36
×
0.6
=
310
(10)
15
×
0.9
=
950
(11)
47
×
0.5
=
27
(12)
39
×
0.6
=
15
(13)
57
×
0.7
=
12
(14)
24
×
0.2
=
110
(15)
13
×
0.3
=
110
(16)
25
×
0.8
=
825
(17)
49
×
0.1
=
245
(18)
68
×
0.4
=
310
(19)
37
×
0.7
=
310
(20)
56
×
0.8
=
23

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