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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)
2
(
p
+
4
)
(2)
8
(
4
u
+
5
v
+
2
)
(3)
7
u
v
+
u
7
u
(4)
6
(
9
x
+
9
y
)
(5)
4
(
10
p
+
9
)
(6)
6
v
(
7
u
+
10
)
(7)
2
(
3
p
−
4
q
+
1
)
(8)
x
y
−
x
7
x
(9)
5
(
8
u
v
−
7
u
)
÷
u
(10)
9
(
5
p
−
q
)
(11)
10
v
(
2
u
+
7
)
(12)
4
(
8
p
q
−
5
p
)
p
(13)
7
(
5
u
v
−
3
u
)
u
(14)
4
p
q
+
9
p
10
p
©2026 数学クラブ http://sugaku.club/
月 日( )
【解答例】
(1)
2
(
p
+
4
)
=
2
p
+
8
(2)
8
(
4
u
+
5
v
+
2
)
=
32
u
+
40
v
+
16
(3)
7
u
v
+
u
7
u
=
49
v
+
7
(4)
6
(
9
x
+
9
y
)
=
54
x
+
54
y
(5)
4
(
10
p
+
9
)
=
40
p
+
36
(6)
6
v
(
7
u
+
10
)
=
42
u
v
+
60
v
(7)
2
(
3
p
−
4
q
+
1
)
=
6
p
−
8
q
+
2
(8)
x
y
−
x
7
x
=
7
y
−
7
(9)
5
(
8
u
v
−
7
u
)
÷
u
=
40
v
−
35
(10)
9
(
5
p
−
q
)
=
45
p
−
9
q
(11)
10
v
(
2
u
+
7
)
=
20
u
v
+
70
v
(12)
4
(
8
p
q
−
5
p
)
p
=
32
q
−
20
(13)
7
(
5
u
v
−
3
u
)
u
=
35
v
−
21
(14)
4
p
q
+
9
p
10
p
=
40
q
+
90