［文字サイズの変更］
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©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
[07C-00]
(1)
a
×
b
÷
c
÷
d
÷
6
(2)
a
÷
10
×
b
×
c
(3)
(
−6
)
÷
a
÷
b
(4)
a
÷
b
×
c
×
d
÷
(
−6
)
(5)
a
÷
(
−6
)
÷
b
÷
c
(6)
a
×
(
−4
)
×
b
÷
c
÷
d
(7)
a
×
b
×
c
×
10
÷
d
(8)
a
×
10
×
b
(9)
4
÷
a
÷
b
÷
c
×
d
(10)
a
×
b
÷
(
−9
)
(11)
a
×
(
−3
)
×
b
÷
c
÷
d
(12)
(
−3
)
×
a
÷
b
(13)
a
÷
b
×
(
−5
)
÷
c
(14)
a
÷
b
÷
(
−2
)
×
c
÷
d
(15)
a
×
b
÷
6
(16)
8
×
a
÷
b
(17)
a
×
b
÷
(
−4
)
(18)
a
÷
10
÷
b
÷
c
×
d
(19)
a
÷
b
×
c
×
4
(20)
a
×
b
×
9
×
c
©2026 数学クラブ http://sugaku.club/
月 日（ ）
【解答例】
(1)
a
×
b
÷
c
÷
d
÷
6
a
b
=
6
c
d
(2)
a
÷
10
×
b
×
c
a
b
c
=
10
(3)
(
−6
)
÷
a
÷
b
6
=
−
a
b
(4)
a
÷
b
×
c
×
d
÷
(
−6
)
a
c
d
=
−
6
b
(5)
a
÷
(
−6
)
÷
b
÷
c
a
=
−
6
b
c
(6)
a
×
(
−4
)
×
b
÷
c
÷
d
4
a
b
=
−
c
d
(7)
a
×
b
×
c
×
10
÷
d
10
a
b
c
=
d
(8)
a
×
10
×
b
=
10
a
b
(9)
4
÷
a
÷
b
÷
c
×
d
4
d
=
a
b
c
(10)
a
×
b
÷
(
−9
)
a
b
=
−
9
(11)
a
×
(
−3
)
×
b
÷
c
÷
d
3
a
b
=
−
c
d
(12)
(
−3
)
×
a
÷
b
3
a
=
−
b
(13)
a
÷
b
×
(
−5
)
÷
c
5
a
=
−
b
c
(14)
a
÷
b
÷
(
−2
)
×
c
÷
d
a
c
=
−
2
b
d
(15)
a
×
b
÷
6
a
b
=
6
(16)
8
×
a
÷
b
8
a
=
b
(17)
a
×
b
÷
(
−4
)
a
b
=
−
4
(18)
a
÷
10
÷
b
÷
c
×
d
a
d
=
10
b
c
(19)
a
÷
b
×
c
×
4
4
a
c
=
b
(20)
a
×
b
×
9
×
c
=
9
a
b
c