［文字サイズの変更］
▼
▲
©2026 数学クラブ http://sugaku.club/
月 日（ ）
● 次の計算をしましょう
[162-00]
(1)
2
2
3
56
b
÷
(
−7
b
c
)
(2)
2
45
y
÷
(
−9
x
)
(3)
2
2
10
u
÷
(
10
v
)
(4)
2
27
p
÷
(
−9
p
)
(5)
4
6
x
÷
(
2
y
)
(6)
3
25
y
÷
(
5
x
)
(7)
4
4
4
−48
q
÷
(
−8
q
r
)
(8)
3
−45
y
÷
(
−5
z
)
(9)
2
3
−100
p
÷
(
−10
p
q
)
(10)
2
4
−40
w
÷
(
−10
u
)
(11)
4
4
−40
p
÷
(
−8
q
)
(12)
3
12
a
÷
(
4
b
)
(13)
3
3
−40
q
r
÷
(
8
q
)
(14)
4
4
6
p
÷
(
−6
r
)
(15)
30
v
÷
(
−10
u
)
(16)
2
−12
b
÷
(
6
b
)
©2026 数学クラブ http://sugaku.club/
月 日（ ）
【解答例】
(1)
2
2
3
56
b
÷
(
−7
b
c
)
2
56
b
8
=
=
−
2
3
−7
b
c
3
c
(2)
2
45
y
÷
(
−9
x
)
45
y
5
y
=
=
−
2
−9
x
2
x
(3)
2
2
10
u
÷
(
10
v
)
2
10
u
2
u
=
=
2
10
v
2
v
(4)
2
27
p
÷
(
−9
p
)
2
27
p
=
=
−3
p
−9
p
(5)
4
6
x
÷
(
2
y
)
4
6
x
4
3
x
=
=
2
y
y
(6)
3
25
y
÷
(
5
x
)
3
25
y
3
5
y
=
=
5
x
x
(7)
4
4
4
−48
q
÷
(
−8
q
r
)
4
−48
q
6
=
=
4
4
−8
q
r
4
r
(8)
3
−45
y
÷
(
−5
z
)
−45
y
9
y
=
=
3
−5
z
3
z
(9)
2
3
−100
p
÷
(
−10
p
q
)
2
−100
p
10
p
=
=
3
−10
p
q
3
q
(10)
2
4
−40
w
÷
(
−10
u
)
2
−40
w
2
4
w
=
=
4
−10
u
4
u
(11)
4
4
−40
p
÷
(
−8
q
)
4
−40
p
4
5
p
=
=
4
−8
q
4
q
(12)
3
12
a
÷
(
4
b
)
12
a
3
a
=
=
3
4
b
3
b
(13)
3
3
−40
q
r
÷
(
8
q
)
3
3
−40
q
r
2
3
=
=
−5
q
r
8
q
(14)
4
4
6
p
÷
(
−6
r
)
4
6
p
4
p
=
=
−
4
−6
r
4
r
(15)
30
v
÷
(
−10
u
)
30
v
3
v
=
=
−
−10
u
u
(16)
2
−12
b
÷
(
6
b
)
−12
b
2
=
=
−
2
6
b
b