(答え) |
|
|
|
(1) |
|
3 |
- |
5 |
= |
6-5 |
= |
1 |
|
|
|
|
11 |
22 |
22 |
22 |
|
(2) |
|
5 |
- |
7 |
= |
15-14 |
= |
1 |
|
|
|
|
12 |
18 |
36 |
36 |
|
(3) |
|
1 |
- |
1 |
= |
7-6 |
= |
1 |
|
|
|
|
12 |
14 |
84 |
84 |
|
(4) |
|
11 |
- |
9 |
= |
55-54 |
= |
1 |
|
|
|
|
12 |
10 |
60 |
60 |
|
(5) |
|
17 |
- |
11 |
= |
34-33 |
= |
1 |
|
|
|
|
24 |
16 |
48 |
48 |
|
(6) |
|
7 |
- |
8 |
= |
21-16 |
= |
5 |
= |
1 |
|
|
|
|
|
10 |
15 |
30 |
30 |
6 |
|
(7) |
|
5 |
- |
1 |
= |
10-3 |
= |
7 |
= |
1 |
|
|
|
|
|
21 |
14 |
42 |
42 |
6 |
|
(8) |
|
16 |
- |
3 |
= |
32-27 |
= |
5 |
= |
1 |
|
|
|
|
|
45 |
10 |
90 |
90 |
18 |
|
(9) |
|
3 |
- |
4 |
= |
15-8 |
= |
7 |
= |
1 |
|
|
|
|
|
14 |
35 |
70 |
70 |
10 |
|
(10) |
|
7 |
- |
3 |
= |
49-9 |
= |
40 |
= |
10 |
|
|
|
|
|
12 |
28 |
84 |
84 |
21 |
|
|
|
|
|
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