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

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/20

(1)
18
×
0.2
=
140
(2)
39
×
0.9
=
310
(3)
46
×
0.6
=
25
(4)
23
×
0.1
=
115
(5)
28
×
0.5
=
18
(6)
57
×
0.4
=
27
(7)
19
×
0.3
=
130
(8)
35
×
0.7
=
2150
(9)
79
×
0.8
=
2845
(10)
34
×
0.2
=
320
(11)
48
×
0.8
=
25
(12)
25
×
0.9
=
925
(13)
13
×
0.4
=
215
(14)
48
×
0.5
=
14
(15)
37
×
0.3
=
970
(16)
19
×
0.6
=
115
(17)
25
×
0.1
=
125
(18)
46
×
0.7
=
715
(19)
89
×
0.3
=
415
(20)
57
×
0.6
=
37

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