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