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