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)
49
×
2.3
=
1
145
(2)
17
×
3.7
=
3770
(3)
24
×
1.4
=
710
(4)
58
×
2.2
=
1
38
(5)
23
×
2.6
=
1
1115
(6)
37
×
2.8
=
1
15
(7)
19
×
1.7
=
1790
(8)
78
×
1.5
=
1
516
(9)
14
×
2.7
=
2740
(10)
35
×
2.4
=
1
1125
(11)
27
×
1.8
=
1835
(12)
59
×
1.2
=
23
(13)
23
×
2.5
=
1
23
(14)
12
×
3.6
=
1
45
(15)
48
×
3.8
=
1
910
(16)
35
×
3.4
=
2
125
(17)
59
×
2.1
=
1
16
(18)
13
×
3.2
=
1
115
(19)
89
×
3.3
=
2
1415
(20)
48
×
3.5
=
1
34

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