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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
7
×
(2)
5
3
×
(3)
2
×
5
(4)
7
7
×
(5)
5
7
×
(6)
2
3
×
(7)
3
3
×
(8)
5
3
×
(9)
7
3
×
(10)
3
5
×
(11)
7
2
×
(12)
5
3
×
©2026 数学クラブ http://sugaku.club/
月 日（ ）
【解答例】
(1)
5
7
×
5
×
7
=
35
=
(2)
5
3
×
5
=
3
(3)
2
×
5
2
=
5
(4)
7
7
×
7
×
7
=
7
(5)
5
7
×
5
=
7
(6)
2
3
×
2
×
3
=
6
=
(7)
3
3
×
3
×
3
=
3
(8)
5
3
×
5
×
3
=
15
=
(9)
7
3
×
7
×
3
=
21
=
(10)
3
5
×
3
=
5
(11)
7
2
×
7
×
2
=
14
=
(12)
5
3
×
5
×
3
=
15
=
(1)
35
(2)
5
3
(3)
2
5
(4)
7
(5)
5
7
(6)
6
(7)
3
(8)
15
(9)
21
(10)
3
5
(11)
14
(12)
15