［文字サイズの変更］
▼
▲
©2025 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)
c
×
9
(2)
c
×
4
(3)
m
×
10
(4)
p
×
(
−8
)
(5)
7
×
p
(6)
(
−9
)
×
c
(7)
p
×
(
−6
)
(8)
(
−7
)
×
a
(9)
(
−4
)
×
c
(10)
x
×
8
(11)
m
×
(
−9
)
(12)
(
−10
)
×
x
(13)
a
×
(
−6
)
(14)
x
×
4
(15)
4
×
m
(16)
p
×
9
(17)
(
−6
)
×
p
(18)
(
−6
)
×
p
(19)
a
×
(
−7
)
(20)
10
×
c
(21)
c
×
10
(22)
(
−3
)
×
x
(23)
7
×
a
(24)
p
×
10
(25)
(
−2
)
×
x
(26)
(
−7
)
×
p
(27)
c
×
(
−2
)
(28)
a
×
(
−2
)
©2025 数学クラブ http://sugaku.club/
月 日（ ）
【解答例】
(1)
c
×
9
=
9
c
(2)
c
×
4
=
4
c
(3)
m
×
10
=
10
m
(4)
p
×
(
−8
)
=
−8
p
(5)
7
×
p
=
7
p
(6)
(
−9
)
×
c
=
−9
c
(7)
p
×
(
−6
)
=
−6
p
(8)
(
−7
)
×
a
=
−7
a
(9)
(
−4
)
×
c
=
−4
c
(10)
x
×
8
=
8
x
(11)
m
×
(
−9
)
=
−9
m
(12)
(
−10
)
×
x
=
−10
x
(13)
a
×
(
−6
)
=
−6
a
(14)
x
×
4
=
4
x
(15)
4
×
m
=
4
m
(16)
p
×
9
=
9
p
(17)
(
−6
)
×
p
=
−6
p
(18)
(
−6
)
×
p
=
−6
p
(19)
a
×
(
−7
)
=
−7
a
(20)
10
×
c
=
10
c
(21)
c
×
10
=
10
c
(22)
(
−3
)
×
x
=
−3
x
(23)
7
×
a
=
7
a
(24)
p
×
10
=
10
p
(25)
(
−2
)
×
x
=
−2
x
(26)
(
−7
)
×
p
=
−7
p
(27)
c
×
(
−2
)
=
−2
c
(28)
a
×
(
−2
)
=
−2
a