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©2024 数学クラブ http://sugaku.club/
月 日( )
● 計算しなさい
[1Q1-20]
(1)
6
12
5
147
5
+
7
(2)
50
3
8
3
+
(3)
1
125
7
45
7
−
+
9
(4)
1
75
7
3
12
7
−
+
4
8
(5)
1
8
7
1
18
7
−
+
9
2
(6)
8
5
18
5
+
(7)
125
7
45
7
+
(8)
75
7
27
7
−
(9)
75
7
12
7
+
(10)
8
7
1
50
7
−
−
4
©2024 数学クラブ http://sugaku.club/
月 日( )
【解答例】
(1)
6
12
5
147
5
+
7
6
3
5
3
5
=
×
2
+
7
7
61
3
5
=
7
61
15
=
35
(2)
50
3
8
3
+
2
3
2
3
=
5
+
2
2
3
=
7
7
6
=
3
(3)
1
125
7
45
7
−
+
9
1
5
7
5
7
=
−
×
5
+
3
9
22
5
7
=
9
22
35
=
63
(4)
1
75
7
3
12
7
−
+
4
8
1
3
7
3
3
7
=
−
×
5
+
×
2
4
8
1
3
7
=
−
2
1
21
=
−
14
(5)
1
8
7
1
18
7
−
+
9
2
1
2
7
1
2
7
=
−
×
2
+
×
3
9
2
23
2
7
=
18
23
14
=
126
(6)
8
5
18
5
+
2
5
2
5
=
2
+
3
2
5
=
5
10
=
(7)
125
7
45
7
+
5
7
5
7
=
5
+
3
5
7
=
8
8
35
=
7
(8)
75
7
27
7
−
3
7
3
7
=
5
−
3
3
7
=
2
2
21
=
7
(9)
75
7
12
7
+
3
7
3
7
=
5
+
2
3
7
=
7
21
=
(10)
8
7
1
50
7
−
−
4
2
7
1
2
7
=
−
2
−
×
5
4
13
2
7
=
−
4
13
14
=
−
28