［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，記号×を使って書きましょう
[071-00]
(1)
5
x
(2)
5
p
(3)
8
p
(4)
−3
m
(5)
−9
c
(6)
−5
m
(7)
3
p
(8)
2
p
(9)
2
p
(10)
4
x
(11)
8
m
(12)
−3
m
(13)
−10
m
(14)
5
c
(15)
−7
c
(16)
7
c
(17)
6
p
(18)
−2
m
(19)
−8
p
(20)
7
a
(21)
−6
c
(22)
10
x
(23)
−3
a
(24)
−9
c
(25)
5
x
(26)
−2
c
(27)
5
x
(28)
7
p
©2026 数学クラブ http://sugaku.club/
月 日（ ）
【解答例】
(1)
5
x
=
5
×
x
(2)
5
p
=
5
×
p
(3)
8
p
=
8
×
p
(4)
−3
m
=
(
−3
)
×
m
(5)
−9
c
=
(
−9
)
×
c
(6)
−5
m
=
(
−5
)
×
m
(7)
3
p
=
3
×
p
(8)
2
p
=
2
×
p
(9)
2
p
=
2
×
p
(10)
4
x
=
4
×
x
(11)
8
m
=
8
×
m
(12)
−3
m
=
(
−3
)
×
m
(13)
−10
m
=
(
−10
)
×
m
(14)
5
c
=
5
×
c
(15)
−7
c
=
(
−7
)
×
c
(16)
7
c
=
7
×
c
(17)
6
p
=
6
×
p
(18)
−2
m
=
(
−2
)
×
m
(19)
−8
p
=
(
−8
)
×
p
(20)
7
a
=
7
×
a
(21)
−6
c
=
(
−6
)
×
c
(22)
10
x
=
10
×
x
(23)
−3
a
=
(
−3
)
×
a
(24)
−9
c
=
(
−9
)
×
c
(25)
5
x
=
5
×
x
(26)
−2
c
=
(
−2
)
×
c
(27)
5
x
=
5
×
x
(28)
7
p
=
7
×
p