自宅学習オンライン
算数
使い方
問題の設問条件
3年生 / かけ算 / 2けたと1けた
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2桁と1桁の乗算
(1)
×
3
=
249
(2)
46
×
=
322
(3)
×
1
=
93
(4)
70
×
=
280
(5)
×
4
=
256
(6)
30
×
=
240
(7)
×
2
=
132
(8)
×
4
=
72
(9)
×
5
=
160
(10)
×
6
=
240
(11)
×
7
=
315
(12)
88
×
=
88
(13)
51
×
=
408
(14)
×
4
=
68
(15)
64
×
=
64
(16)
55
×
=
110
(17)
×
6
=
288
(18)
42
×
=
378
(19)
×
4
=
304
(20)
×
2
=
26
(21)
78
×
=
78
(22)
67
×
=
335
(23)
37
×
=
185
(24)
×
7
=
406
(25)
35
×
=
280
(26)
×
8
=
760
(27)
15
×
=
90
(28)
77
×
=
308
(29)
×
9
=
360
(30)
×
8
=
128
(31)
×
9
=
234
(32)
49
×
=
343