［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
[070-00]
(1)
x
×
8
(2)
p
×
9
(3)
9
×
c
(4)
(
−6
)
×
p
(5)
x
×
(
−4
)
(6)
x
×
3
(7)
(
−5
)
×
c
(8)
(
−4
)
×
m
(9)
p
×
4
(10)
x
×
6
(11)
m
×
(
−2
)
(12)
5
×
p
(13)
m
×
(
−2
)
(14)
a
×
8
(15)
p
×
8
(16)
p
×
9
(17)
m
×
8
(18)
(
−4
)
×
m
(19)
p
×
(
−4
)
(20)
c
×
7
(21)
9
×
c
(22)
(
−7
)
×
a
(23)
p
×
8
(24)
(
−7
)
×
a
(25)
x
×
(
−2
)
(26)
6
×
x
(27)
p
×
2
(28)
(
−8
)
×
a
©2026 数学クラブ http://sugaku.club/
月 日（ ）
【解答例】
(1)
x
×
8
=
8
x
(2)
p
×
9
=
9
p
(3)
9
×
c
=
9
c
(4)
(
−6
)
×
p
=
−6
p
(5)
x
×
(
−4
)
=
−4
x
(6)
x
×
3
=
3
x
(7)
(
−5
)
×
c
=
−5
c
(8)
(
−4
)
×
m
=
−4
m
(9)
p
×
4
=
4
p
(10)
x
×
6
=
6
x
(11)
m
×
(
−2
)
=
−2
m
(12)
5
×
p
=
5
p
(13)
m
×
(
−2
)
=
−2
m
(14)
a
×
8
=
8
a
(15)
p
×
8
=
8
p
(16)
p
×
9
=
9
p
(17)
m
×
8
=
8
m
(18)
(
−4
)
×
m
=
−4
m
(19)
p
×
(
−4
)
=
−4
p
(20)
c
×
7
=
7
c
(21)
9
×
c
=
9
c
(22)
(
−7
)
×
a
=
−7
a
(23)
p
×
8
=
8
p
(24)
(
−7
)
×
a
=
−7
a
(25)
x
×
(
−2
)
=
−2
x
(26)
6
×
x
=
6
x
(27)
p
×
2
=
2
p
(28)
(
−8
)
×
a
=
−8
a