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)
28
×
0.3
=
340
(2)
36
×
0.5
=
14
(3)
57
×
0.8
=
47
(4)
19
×
0.4
=
245
(5)
13
×
0.9
=
310
(6)
45
×
0.1
=
225
(7)
69
×
0.2
=
215
(8)
56
×
0.6
=
12
(9)
27
×
0.7
=
15
(10)
34
×
0.3
=
940
(11)
12
×
0.4
=
15
(12)
58
×
0.5
=
516
(13)
35
×
0.1
=
350
(14)
29
×
0.8
=
845
(15)
47
×
0.6
=
1235
(16)
19
×
0.2
=
145
(17)
68
×
0.9
=
2740
(18)
45
×
0.7
=
1425
(19)
27
×
0.6
=
635
(20)
25
×
0.8
=
825

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