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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)
3
(
8
u
v
+
7
u
)
÷
u
(2)
4
(
8
p
+
2
)
(3)
3
(
2
x
y
+
2
x
)
÷
x
(4)
4
(
4
a
b
+
8
a
)
÷
a
(5)
5
(
2
x
y
−
x
)
÷
x
(6)
8
b
(
9
a
+
10
)
(7)
4
q
(
3
p
+
4
)
(8)
6
(
9
a
b
−
6
a
)
÷
a
(9)
2
(
6
p
−
5
)
(10)
10
(
8
u
v
−
8
u
)
÷
u
(11)
6
(
6
p
q
+
5
p
)
p
(12)
9
(
9
x
−
4
y
)
(13)
4
(
4
u
v
−
9
u
)
u
(14)
6
(
2
a
b
+
6
a
)
÷
a
©2026 数学クラブ http://sugaku.club/
月 日( )
【解答例】
(1)
3
(
8
u
v
+
7
u
)
÷
u
=
24
v
+
21
(2)
4
(
8
p
+
2
)
=
32
p
+
8
(3)
3
(
2
x
y
+
2
x
)
÷
x
=
6
y
+
6
(4)
4
(
4
a
b
+
8
a
)
÷
a
=
16
b
+
32
(5)
5
(
2
x
y
−
x
)
÷
x
=
10
y
−
5
(6)
8
b
(
9
a
+
10
)
=
72
a
b
+
80
b
(7)
4
q
(
3
p
+
4
)
=
12
p
q
+
16
q
(8)
6
(
9
a
b
−
6
a
)
÷
a
=
54
b
−
36
(9)
2
(
6
p
−
5
)
=
12
p
−
10
(10)
10
(
8
u
v
−
8
u
)
÷
u
=
80
v
−
80
(11)
6
(
6
p
q
+
5
p
)
p
=
36
q
+
30
(12)
9
(
9
x
−
4
y
)
=
81
x
−
36
y
(13)
4
(
4
u
v
−
9
u
)
u
=
16
v
−
36
(14)
6
(
2
a
b
+
6
a
)
÷
a
=
12
b
+
36