［文字サイズの変更］
▼
▲
©2026 数学クラブ http://sugaku.club/
月 日（ ）
● 次の式を，文字式の表し方にしたがって書きましょう
[072-00]
(1)
(
−10
)
÷
x
(2)
p
÷
3
(3)
a
÷
4
(4)
x
÷
(
−7
)
(5)
8
÷
p
(6)
x
÷
(
−8
)
(7)
(
−8
)
÷
x
(8)
m
÷
3
(9)
(
−9
)
÷
c
(10)
a
÷
8
(11)
9
÷
p
(12)
p
÷
(
−8
)
(13)
x
÷
(
−9
)
(14)
p
÷
(
−3
)
(15)
5
÷
c
(16)
7
÷
m
(17)
a
÷
3
(18)
a
÷
(
−10
)
(19)
a
÷
6
(20)
a
÷
(
−10
)
(21)
m
÷
9
(22)
m
÷
(
−9
)
(23)
p
÷
(
−4
)
(24)
a
÷
5
(25)
a
÷
3
(26)
10
÷
p
(27)
7
÷
a
(28)
5
÷
p
©2026 数学クラブ http://sugaku.club/
月 日（ ）
【解答例】
(1)
(
−10
)
÷
x
10
=
−
x
(2)
p
÷
3
p
=
3
(3)
a
÷
4
a
=
4
(4)
x
÷
(
−7
)
x
=
−
7
(5)
8
÷
p
8
=
p
(6)
x
÷
(
−8
)
x
=
−
8
(7)
(
−8
)
÷
x
8
=
−
x
(8)
m
÷
3
m
=
3
(9)
(
−9
)
÷
c
9
=
−
c
(10)
a
÷
8
a
=
8
(11)
9
÷
p
9
=
p
(12)
p
÷
(
−8
)
p
=
−
8
(13)
x
÷
(
−9
)
x
=
−
9
(14)
p
÷
(
−3
)
p
=
−
3
(15)
5
÷
c
5
=
c
(16)
7
÷
m
7
=
m
(17)
a
÷
3
a
=
3
(18)
a
÷
(
−10
)
a
=
−
10
(19)
a
÷
6
a
=
6
(20)
a
÷
(
−10
)
a
=
−
10
(21)
m
÷
9
m
=
9
(22)
m
÷
(
−9
)
m
=
−
9
(23)
p
÷
(
−4
)
p
=
−
4
(24)
a
÷
5
a
=
5
(25)
a
÷
3
a
=
3
(26)
10
÷
p
10
=
p
(27)
7
÷
a
7
=
a
(28)
5
÷
p
5
=
p