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)
78
×
0.1
=
780
(2)
57
×
0.2
=
17
(3)
39
×
0.3
=
110
(4)
45
×
0.6
=
1225
(5)
26
×
0.4
=
215
(6)
14
×
0.5
=
18
(7)
15
×
0.7
=
750
(8)
78
×
0.9
=
6380
(9)
57
×
0.8
=
47
(10)
49
×
0.3
=
215
(11)
36
×
0.1
=
120
(12)
89
×
0.6
=
815
(13)
35
×
0.2
=
325
(14)
14
×
0.5
=
18
(15)
67
×
0.4
=
1235
(16)
28
×
0.8
=
15
(17)
48
×
0.7
=
720
(18)
37
×
0.9
=
2770
(19)
79
×
0.2
=
745
(20)
13
×
0.8
=
415

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