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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
q
(
8
p
+
7
)
(2)
3
(
8
a
b
−
5
a
)
÷
a
(3)
10
(
6
u
+
2
v
+
10
)
(4)
9
(
8
x
+
5
y
+
4
)
(5)
3
(
6
x
−
10
y
)
(6)
5
(
6
p
−
9
)
(7)
8
q
(
7
p
+
6
)
(8)
4
x
y
+
8
x
10
x
(9)
9
(
10
u
v
−
2
u
)
÷
u
(10)
2
(
5
x
y
+
3
x
)
x
(11)
8
(
4
a
b
+
4
a
)
a
(12)
6
(
6
x
y
+
5
x
)
÷
x
(13)
8
(
6
u
v
+
3
u
)
÷
u
(14)
8
a
b
+
6
a
3
a
©2026 数学クラブ http://sugaku.club/
月 日( )
【解答例】
(1)
5
q
(
8
p
+
7
)
=
40
p
q
+
35
q
(2)
3
(
8
a
b
−
5
a
)
÷
a
=
24
b
−
15
(3)
10
(
6
u
+
2
v
+
10
)
=
60
u
+
20
v
+
100
(4)
9
(
8
x
+
5
y
+
4
)
=
72
x
+
45
y
+
36
(5)
3
(
6
x
−
10
y
)
=
18
x
−
30
y
(6)
5
(
6
p
−
9
)
=
30
p
−
45
(7)
8
q
(
7
p
+
6
)
=
56
p
q
+
48
q
(8)
4
x
y
+
8
x
10
x
=
40
y
+
80
(9)
9
(
10
u
v
−
2
u
)
÷
u
=
90
v
−
18
(10)
2
(
5
x
y
+
3
x
)
x
=
10
y
+
6
(11)
8
(
4
a
b
+
4
a
)
a
=
32
b
+
32
(12)
6
(
6
x
y
+
5
x
)
÷
x
=
36
y
+
30
(13)
8
(
6
u
v
+
3
u
)
÷
u
=
48
v
+
24
(14)
8
a
b
+
6
a
3
a
=
24
b
+
18