

1.
(○)
(○)
(○)
(×)
(×)
(○)
2.
1.
2.
3.

1.
(1)
(2)
(3)たくさん
(4)
2.
(×)
3.
| 40%× 2 |
= |
|
|
|
||
| 20%× 2 |
= |
|
| 40%× 2 |
= |
|
|
|
||
4.

1.
2.