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)
49
×
0.3
=
215
(2)
26
×
0.9
=
310
(3)
38
×
0.7
=
2180
(4)
13
×
0.8
=
415
(5)
18
×
0.6
=
340
(6)
39
×
0.2
=
115
(7)
45
×
0.5
=
25
(8)
24
×
0.1
=
120
(9)
25
×
0.4
=
425
(10)
17
×
0.1
=
170
(11)
39
×
0.4
=
215
(12)
56
×
0.9
=
34
(13)
48
×
0.6
=
310
(14)
26
×
0.2
=
115
(15)
89
×
0.8
=
3245
(16)
58
×
0.5
=
516
(17)
17
×
0.7
=
110
(18)
26
×
0.3
=
110
(19)
59
×
0.2
=
19
(20)
14
×
0.8
=
15

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