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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)
7
q
(
6
p
+
3
)
(2)
2
(
10
x
+
4
y
−
5
)
(3)
10
(
5
p
+
4
q
−
4
)
(4)
3
q
(
9
p
−
4
)
(5)
4
u
v
−
10
u
3
u
(6)
3
(
u
v
+
4
u
)
u
(7)
2
(
2
a
+
6
b
)
(8)
4
(
10
x
y
+
10
x
)
÷
x
(9)
6
x
y
+
9
x
4
x
(10)
8
a
b
+
7
a
10
a
(11)
5
(
3
u
v
+
10
u
)
÷
u
(12)
5
b
(
6
a
+
1
)
(13)
5
(
10
a
+
8
)
(14)
3
(
9
u
v
−
7
u
)
u
©2026 数学クラブ http://sugaku.club/
月 日( )
【解答例】
(1)
7
q
(
6
p
+
3
)
=
42
p
q
+
21
q
(2)
2
(
10
x
+
4
y
−
5
)
=
20
x
+
8
y
−
10
(3)
10
(
5
p
+
4
q
−
4
)
=
50
p
+
40
q
−
40
(4)
3
q
(
9
p
−
4
)
=
27
p
q
−
12
q
(5)
4
u
v
−
10
u
3
u
=
12
v
−
30
(6)
3
(
u
v
+
4
u
)
u
=
3
v
+
12
(7)
2
(
2
a
+
6
b
)
=
4
a
+
12
b
(8)
4
(
10
x
y
+
10
x
)
÷
x
=
40
y
+
40
(9)
6
x
y
+
9
x
4
x
=
24
y
+
36
(10)
8
a
b
+
7
a
10
a
=
80
b
+
70
(11)
5
(
3
u
v
+
10
u
)
÷
u
=
15
v
+
50
(12)
5
b
(
6
a
+
1
)
=
30
a
b
+
5
b
(13)
5
(
10
a
+
8
)
=
50
a
+
40
(14)
3
(
9
u
v
−
7
u
)
u
=
27
v
−
21