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©2026 数学クラブ http://sugaku.club/
月 日( )
● 次の式を計算しなさい
[1A0-00]
(1)
10
(
2
p
q
+
6
p
)
÷
p
(2)
4
(
6
a
+
9
b
)
(3)
8
(
9
a
−
8
b
+
3
)
(4)
8
q
(
p
−
9
)
(5)
4
(
7
x
+
10
)
(6)
7
q
(
8
p
−
9
)
(7)
4
(
2
a
b
+
9
a
)
a
(8)
4
(
2
u
v
+
6
u
)
u
(9)
5
(
5
a
b
+
10
a
)
÷
a
(10)
4
(
2
a
b
+
3
a
)
÷
a
(11)
5
(
7
p
−
10
)
(12)
10
(
3
x
y
+
x
)
÷
x
(13)
7
q
(
p
−
1
)
(14)
4
(
8
a
−
8
)
©2026 数学クラブ http://sugaku.club/
月 日( )
【解答例】
(1)
10
(
2
p
q
+
6
p
)
÷
p
=
20
q
+
60
(2)
4
(
6
a
+
9
b
)
=
24
a
+
36
b
(3)
8
(
9
a
−
8
b
+
3
)
=
72
a
−
64
b
+
24
(4)
8
q
(
p
−
9
)
=
8
p
q
−
72
q
(5)
4
(
7
x
+
10
)
=
28
x
+
40
(6)
7
q
(
8
p
−
9
)
=
56
p
q
−
63
q
(7)
4
(
2
a
b
+
9
a
)
a
=
8
b
+
36
(8)
4
(
2
u
v
+
6
u
)
u
=
8
v
+
24
(9)
5
(
5
a
b
+
10
a
)
÷
a
=
25
b
+
50
(10)
4
(
2
a
b
+
3
a
)
÷
a
=
8
b
+
12
(11)
5
(
7
p
−
10
)
=
35
p
−
50
(12)
10
(
3
x
y
+
x
)
÷
x
=
30
y
+
10
(13)
7
q
(
p
−
1
)
=
7
p
q
−
7
q
(14)
4
(
8
a
−
8
)
=
32
a
−
32