［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)
x
÷
6
(3)
(
−2
)
÷
x
(4)
(
−7
)
÷
p
(5)
a
÷
(
−5
)
(6)
4
÷
x
(7)
a
÷
(
−8
)
(8)
9
÷
a
(9)
8
÷
m
(10)
4
÷
m
(11)
10
÷
m
(12)
(
−6
)
÷
x
(13)
10
÷
a
(14)
c
÷
(
−6
)
(15)
a
÷
5
(16)
10
÷
c
(17)
c
÷
5
(18)
m
÷
2
(19)
(
−9
)
÷
c
(20)
(
−7
)
÷
m
(21)
m
÷
(
−7
)
(22)
(
−6
)
÷
a
(23)
(
−5
)
÷
m
(24)
m
÷
7
(25)
p
÷
(
−3
)
(26)
9
÷
c
(27)
7
÷
a
(28)
m
÷
(
−7
)
©2026 数学クラブ http://sugaku.club/
月 日（ ）
【解答例】
(1)
(
−10
)
÷
x
10
=
−
x
(2)
x
÷
6
x
=
6
(3)
(
−2
)
÷
x
2
=
−
x
(4)
(
−7
)
÷
p
7
=
−
p
(5)
a
÷
(
−5
)
a
=
−
5
(6)
4
÷
x
4
=
x
(7)
a
÷
(
−8
)
a
=
−
8
(8)
9
÷
a
9
=
a
(9)
8
÷
m
8
=
m
(10)
4
÷
m
4
=
m
(11)
10
÷
m
10
=
m
(12)
(
−6
)
÷
x
6
=
−
x
(13)
10
÷
a
10
=
a
(14)
c
÷
(
−6
)
c
=
−
6
(15)
a
÷
5
a
=
5
(16)
10
÷
c
10
=
c
(17)
c
÷
5
c
=
5
(18)
m
÷
2
m
=
2
(19)
(
−9
)
÷
c
9
=
−
c
(20)
(
−7
)
÷
m
7
=
−
m
(21)
m
÷
(
−7
)
m
=
−
7
(22)
(
−6
)
÷
a
6
=
−
a
(23)
(
−5
)
÷
m
5
=
−
m
(24)
m
÷
7
m
=
7
(25)
p
÷
(
−3
)
p
=
−
3
(26)
9
÷
c
9
=
c
(27)
7
÷
a
7
=
a
(28)
m
÷
(
−7
)
m
=
−
7