分数×小数の計算(2)

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)
25
×
2.5
=
1
(2)
13
×
1.3
=
1330
(3)
47
×
1.6
=
3235
(4)
38
×
3.6
=
1
720
(5)
69
×
2.1
=
1
25
(6)
49
×
3.3
=
1
715
(7)
14
×
1.2
=
310
(8)
56
×
3.7
=
3
112
(9)
28
×
2.7
=
2740
(10)
15
×
2.2
=
1125
(11)
49
×
3.4
=
1
2345
(12)
38
×
3.8
=
1
1740
(13)
57
×
3.5
=
2
12
(14)
67
×
2.3
=
1
3435
(15)
26
×
1.8
=
35
(16)
15
×
1.7
=
1750
(17)
59
×
1.5
=
56
(18)
12
×
1.4
=
710
(19)
39
×
3.2
=
1
115
(20)
48
×
2.8
=
1
25

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