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)
67
×
0.8
=
2435
(2)
25
×
0.2
=
225
(3)
39
×
0.9
=
310
(4)
78
×
0.7
=
4980
(5)
12
×
0.3
=
320
(6)
45
×
0.1
=
225
(7)
89
×
0.5
=
49
(8)
16
×
0.4
=
115
(9)
78
×
0.6
=
2140
(10)
37
×
0.3
=
970
(11)
58
×
0.5
=
516
(12)
29
×
0.8
=
845
(13)
17
×
0.9
=
970
(14)
47
×
0.6
=
1235
(15)
39
×
0.4
=
215
(16)
78
×
0.7
=
4980
(17)
23
×
0.2
=
215
(18)
56
×
0.1
=
112
(19)
15
×
0.7
=
750
(20)
35
×
0.3
=
950

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