[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)
−5
1
+
7
63
(2)
5
1
+
125
(3)
1
1
+
5
5
(4)
1
8
+
9
50
(5)
1
8
−
3
12
(6)
5
1
+
5
(7)
−1
1
+
5
5
(8)
50
4
−7
+
2
(9)
−5
4
−
20
5
(10)
12
5
+
27
©2026 数学クラブ http://sugaku.club/
月 日( )
【解答例】
(1)
−5
1
+
7
63
5
1
=
−
+
7
7
3
7
5
7
=
−
+
7
3
×
7
2
7
=
−
3
(2)
5
1
+
125
5
1
=
+
5
5
5
5
=
+
5
×
5
26
5
=
25
(3)
1
1
+
5
5
5
5
=
+
5
5
2
5
=
5
(4)
1
8
+
9
50
1
2
=
+
9
×
2
2
5
2
2
=
+
9
×
2
5
×
2
181
2
=
10
(5)
1
8
−
3
12
1
8
=
−
3
3
2
3
3
8
=
−
3
2
×
3
3
=
−
(6)
5
1
+
5
5
5
=
+
5
6
5
=
5
(7)
−1
1
+
5
5
5
5
=
−
+
5
5
=
0
(8)
50
4
−7
+
2
2
4
=
−7
×
5
+
2
2
2
4
=
−7
×
5
+
2
2
=
−33
(9)
−5
4
−
20
5
5
4
=
−
−
5
2
5
5
5
5
4
=
−
−
2
×
5
5
13
5
=
−
10
(10)
12
5
+
27
3
5
=
2
+
3
3
3
3
5
=
2
+
3
×
3
23
3
=
9