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©2026 数学クラブ http://sugaku.club/
月 日( )
● 計算しなさい
[1Q2-00]
(1)
10
3
−
2
27
(2)
1
3
+
175
28
(3)
1
7
+
2
7
(4)
1
3
+
8
2
(5)
18
1
+
50
(6)
1
50
+
2
(7)
1
45
+
125
(8)
18
1
+
50
(9)
63
1
9
+
63
(10)
1
8
+
9
2
©2026 数学クラブ http://sugaku.club/
月 日( )
【解答例】
(1)
10
3
−
2
27
10
3
=
−
2
3
3
3
10
3
=
−
2
3
×
3
8
3
=
−
9
(2)
1
3
+
175
28
1
3
=
+
7
5
7
2
7
7
3
=
+
5
×
7
2
×
7
17
7
=
70
(3)
1
7
+
2
7
7
7
=
+
2
7
15
7
=
7
(4)
1
3
+
8
2
1
3
=
+
2
2
2
2
2
3
=
+
2
×
2
2
7
2
=
4
(5)
18
1
+
50
2
1
=
3
+
2
5
2
2
=
3
+
5
×
2
31
2
=
10
(6)
1
50
+
2
1
2
=
+
5
2
2
2
=
+
5
2
11
2
=
2
(7)
1
45
+
125
1
5
=
+
3
5
5
5
5
=
+
3
5
×
5
76
5
=
25
(8)
18
1
+
50
2
1
=
3
+
2
5
2
2
=
3
+
5
×
2
31
2
=
10
(9)
63
1
9
+
63
7
1
=
9
×
3
+
7
3
7
7
=
9
×
3
+
3
×
7
568
7
=
21
(10)
1
8
+
9
2
1
2
=
+
9
×
2
2
2
2
=
+
9
×
2
2
37
2
=
2