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