[文字サイズの変更]
▼
▲
©2026 数学クラブ http://sugaku.club/
月 日( )
● 計算しなさい
[1Q2-00]
(1)
3
10
3
−
3
(2)
7
1
+
7
(3)
1
8
+
20
5
(4)
8
1
+
7
175
(5)
1
8
+
18
(6)
8
9
+
5
20
(7)
−10
1
+
2
18
(8)
2
1
+
8
(9)
3
1
+
3
(10)
−10
175
+
7
©2026 数学クラブ http://sugaku.club/
月 日( )
【解答例】
(1)
3
10
3
−
3
3
3
10
=
3
−
3
1
3
=
−
3
(2)
7
1
+
7
7
7
=
+
7
8
7
=
7
(3)
1
8
+
20
5
1
8
=
+
5
2
5
5
5
8
=
+
2
×
5
5
17
5
=
10
(4)
8
1
+
7
175
8
1
=
+
7
7
5
7
8
7
=
+
7
5
×
7
41
7
=
35
(5)
1
8
+
18
1
2
=
+
2
2
3
2
2
=
+
2
3
×
2
13
2
=
6
(6)
8
9
+
5
20
8
9
=
+
5
5
2
5
8
5
9
=
+
5
2
×
5
5
5
=
2
(7)
−10
1
+
2
18
10
1
=
−
+
2
2
3
2
10
2
=
−
+
2
3
×
2
29
2
=
−
6
(8)
2
1
+
8
2
1
=
+
2
2
2
2
=
+
2
×
2
5
2
=
4
(9)
3
1
+
3
3
3
=
+
3
4
3
=
3
(10)
−10
175
+
7
10
7
=
−
+
5
7
7
10
7
=
−
+
5
7
25
7
=
7