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)
×
2
=
70
(2)
×
2
=
28
(3)
×
2
=
74
(4)
53
×
=
477
(5)
×
5
=
310
(6)
×
8
=
672
(7)
×
5
=
490
(8)
45
×
=
180
(9)
×
4
=
264
(10)
×
9
=
405
(11)
80
×
=
240
(12)
×
3
=
177
(13)
×
8
=
112
(14)
52
×
=
52
(15)
×
5
=
455
(16)
83
×
=
747
(17)
×
9
=
657
(18)
11
×
=
22
(19)
93
×
=
372
(20)
×
5
=
375
(21)
×
5
=
270
(22)
26
×
=
182
(23)
98
×
=
98
(24)
×
2
=
24
(25)
56
×
=
448
(26)
×
7
=
420
(27)
×
3
=
69
(28)
65
×
=
195
(29)
51
×
=
408
(30)
×
5
=
245
(31)
80
×
=
560
(32)
87
×
=
348