[文字サイズの変更]
▼
▲
©2026 数学クラブ http://sugaku.club/
月 日( )
● 次の式を計算しなさい
[1A0-00]
(1)
8
(
a
+
2
b
+
6
)
(2)
9
(
2
a
−
8
)
(3)
8
(
3
u
+
7
v
+
9
)
(4)
2
(
5
a
−
9
)
(5)
3
b
(
a
−
6
)
(6)
9
(
8
p
q
−
8
p
)
÷
p
(7)
8
(
2
u
v
+
8
u
)
u
(8)
10
(
8
a
+
5
b
+
4
)
(9)
8
(
9
a
b
−
7
a
)
÷
a
(10)
3
b
(
3
a
+
4
)
(11)
3
(
7
u
v
+
7
u
)
÷
u
(12)
10
(
9
p
+
2
)
(13)
5
y
(
8
x
+
5
)
(14)
10
(
6
a
b
−
7
a
)
÷
a
©2026 数学クラブ http://sugaku.club/
月 日( )
【解答例】
(1)
8
(
a
+
2
b
+
6
)
=
8
a
+
16
b
+
48
(2)
9
(
2
a
−
8
)
=
18
a
−
72
(3)
8
(
3
u
+
7
v
+
9
)
=
24
u
+
56
v
+
72
(4)
2
(
5
a
−
9
)
=
10
a
−
18
(5)
3
b
(
a
−
6
)
=
3
a
b
−
18
b
(6)
9
(
8
p
q
−
8
p
)
÷
p
=
72
q
−
72
(7)
8
(
2
u
v
+
8
u
)
u
=
16
v
+
64
(8)
10
(
8
a
+
5
b
+
4
)
=
80
a
+
50
b
+
40
(9)
8
(
9
a
b
−
7
a
)
÷
a
=
72
b
−
56
(10)
3
b
(
3
a
+
4
)
=
9
a
b
+
12
b
(11)
3
(
7
u
v
+
7
u
)
÷
u
=
21
v
+
21
(12)
10
(
9
p
+
2
)
=
90
p
+
20
(13)
5
y
(
8
x
+
5
)
=
40
x
y
+
25
y
(14)
10
(
6
a
b
−
7
a
)
÷
a
=
60
b
−
70