［文字サイズの変更］
▼
▲
©2018 数学クラブ http://sugaku.club/
月 日（ ）
● 計算しなさい
[1N0-00]
(1)
5
5
×
(2)
7
2
×
(3)
7
×
7
(4)
7
×
3
(5)
7
3
×
(6)
2
×
3
(7)
5
5
×
(8)
3
3
×
(9)
2
7
×
(10)
5
5
×
(11)
3
5
×
(12)
5
3
×
©2018 数学クラブ http://sugaku.club/
月 日（ ）
【解答例】
(1)
5
5
×
5
×
5
=
5
(2)
7
2
×
7
×
2
=
14
=
(3)
7
×
7
7
=
7
(4)
7
×
3
7
=
3
(5)
7
3
×
7
×
3
=
21
=
(6)
2
×
3
2
=
3
(7)
5
5
×
5
×
5
=
5
(8)
3
3
×
3
×
3
=
3
(9)
2
7
×
2
×
7
=
14
=
(10)
5
5
×
5
×
5
=
5
(11)
3
5
×
3
×
5
=
15
=
(12)
5
3
×
5
×
3
=
15
=
(1)
5
(2)
14
(3)
7
7
(4)
7
3
(5)
21
(6)
2
3
(7)
5
(8)
3
(9)
14
(10)
5
(11)
15
(12)
15