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©2026 数学クラブ http://sugaku.club/
月 日（ ）
● 計算しなさい
[1N0-00]
(1)
5
2
×
(2)
2
7
×
(3)
3
5
×
(4)
3
×
7
(5)
7
7
×
(6)
2
7
×
(7)
3
2
×
(8)
5
3
×
(9)
2
×
5
(10)
3
3
×
(11)
3
2
×
(12)
7
5
×
©2026 数学クラブ http://sugaku.club/
月 日（ ）
【解答例】
(1)
5
2
×
5
=
2
(2)
2
7
×
2
×
7
=
14
=
(3)
3
5
×
3
×
5
=
15
=
(4)
3
×
7
3
=
7
(5)
7
7
×
7
=
7
(6)
2
7
×
2
×
7
=
14
=
(7)
3
2
×
3
×
2
=
6
=
(8)
5
3
×
5
×
3
=
15
=
(9)
2
×
5
2
=
5
(10)
3
3
×
3
×
3
=
3
(11)
3
2
×
3
×
2
=
6
=
(12)
7
5
×
7
×
5
=
35
=
(1)
5
2
(2)
14
(3)
15
(4)
3
7
(5)
7
7
(6)
14
(7)
6
(8)
15
(9)
2
5
(10)
3
(11)
6
(12)
35