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)
34
×
0.2
=
320
(2)
23
×
0.6
=
25
(3)
18
×
0.1
=
180
(4)
47
×
0.5
=
27
(5)
89
×
0.9
=
45
(6)
15
×
0.8
=
425
(7)
47
×
0.3
=
635
(8)
69
×
0.4
=
415
(9)
34
×
0.7
=
2140
(10)
79
×
0.9
=
710
(11)
58
×
0.3
=
316
(12)
47
×
0.4
=
835
(13)
14
×
0.7
=
740
(14)
27
×
0.2
=
235
(15)
45
×
0.5
=
25
(16)
14
×
0.1
=
140
(17)
56
×
0.6
=
12
(18)
39
×
0.8
=
415
(19)
16
×
0.3
=
120
(20)
47
×
0.7
=
25

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