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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)
5
(
10
p
q
+
9
p
)
p
(2)
9
(
6
u
v
+
10
u
)
u
(3)
7
(
7
a
b
+
6
a
)
÷
a
(4)
2
(
7
u
+
v
)
(5)
3
(
6
x
+
4
y
+
9
)
(6)
9
(
9
u
v
−
2
u
)
÷
u
(7)
5
v
(
10
u
+
4
)
(8)
7
(
6
u
−
6
v
−
9
)
(9)
3
(
6
u
v
−
8
u
)
u
(10)
8
u
v
+
4
u
7
u
(11)
8
(
8
a
b
−
3
a
)
a
(12)
7
y
(
5
x
+
5
)
(13)
8
(
4
a
b
−
2
a
)
÷
a
(14)
6
(
5
a
b
+
7
a
)
÷
a
©2026 数学クラブ http://sugaku.club/
月 日( )
【解答例】
(1)
5
(
10
p
q
+
9
p
)
p
=
50
q
+
45
(2)
9
(
6
u
v
+
10
u
)
u
=
54
v
+
90
(3)
7
(
7
a
b
+
6
a
)
÷
a
=
49
b
+
42
(4)
2
(
7
u
+
v
)
=
14
u
+
2
v
(5)
3
(
6
x
+
4
y
+
9
)
=
18
x
+
12
y
+
27
(6)
9
(
9
u
v
−
2
u
)
÷
u
=
81
v
−
18
(7)
5
v
(
10
u
+
4
)
=
50
u
v
+
20
v
(8)
7
(
6
u
−
6
v
−
9
)
=
42
u
−
42
v
−
63
(9)
3
(
6
u
v
−
8
u
)
u
=
18
v
−
24
(10)
8
u
v
+
4
u
7
u
=
56
v
+
28
(11)
8
(
8
a
b
−
3
a
)
a
=
64
b
−
24
(12)
7
y
(
5
x
+
5
)
=
35
x
y
+
35
y
(13)
8
(
4
a
b
−
2
a
)
÷
a
=
32
b
−
16
(14)
6
(
5
a
b
+
7
a
)
÷
a
=
30
b
+
42