掛け算 練習問題
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1 |
87
×
70
=
|
2 |
16
×
53
=
|
3 |
66
×
15
=
|
4 |
50
×
76
=
|
5 |
70
×
90
=
|
6 |
58
×
12
=
|
7 |
12
×
17
=
|
8 |
78
×
80
=
|
9 |
49
×
57
=
|
10 |
79
×
11
=
|
11 |
12
×
80
=
|
12 |
84
×
76
=
|
13 |
83
×
30
=
|
14 |
13
×
91
=
|
15 |
94
×
45
=
|
16 |
81
×
63
=
|
17 |
30
×
67
=
|
18 |
68
×
21
=
|
19 |
16
×
59
=
|
20 |
19
×
51
=
|