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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)
10
(
4
a
b
+
3
a
)
÷
a
(2)
5
(
7
p
q
+
6
p
)
÷
p
(3)
10
(
u
+
7
v
+
8
)
(4)
5
(
4
p
−
2
)
(5)
7
(
a
b
+
6
a
)
a
(6)
10
(
2
x
−
10
y
+
4
)
(7)
9
(
4
u
+
1
)
(8)
3
u
v
−
3
u
7
u
(9)
5
a
b
+
3
a
5
a
(10)
2
(
4
p
q
−
p
)
p
(11)
10
(
9
p
+
5
q
)
(12)
6
(
5
a
b
−
9
a
)
÷
a
(13)
5
(
3
u
v
+
8
u
)
÷
u
(14)
4
u
v
+
2
u
10
u
©2026 数学クラブ http://sugaku.club/
月 日( )
【解答例】
(1)
10
(
4
a
b
+
3
a
)
÷
a
=
40
b
+
30
(2)
5
(
7
p
q
+
6
p
)
÷
p
=
35
q
+
30
(3)
10
(
u
+
7
v
+
8
)
=
10
u
+
70
v
+
80
(4)
5
(
4
p
−
2
)
=
20
p
−
10
(5)
7
(
a
b
+
6
a
)
a
=
7
b
+
42
(6)
10
(
2
x
−
10
y
+
4
)
=
20
x
−
100
y
+
40
(7)
9
(
4
u
+
1
)
=
36
u
+
9
(8)
3
u
v
−
3
u
7
u
=
21
v
−
21
(9)
5
a
b
+
3
a
5
a
=
25
b
+
15
(10)
2
(
4
p
q
−
p
)
p
=
8
q
−
2
(11)
10
(
9
p
+
5
q
)
=
90
p
+
50
q
(12)
6
(
5
a
b
−
9
a
)
÷
a
=
30
b
−
54
(13)
5
(
3
u
v
+
8
u
)
÷
u
=
15
v
+
40
(14)
4
u
v
+
2
u
10
u
=
40
v
+
20