1
1000
2
③
3
④
4
6, 7, 4, 5
5
6
②
7
3235, 4235, 6235
8
①
9
10
11
15, 25, 30, 40
12
⑤
13
14
6, 28
15
0
16
48개
17
18
0, 1, 2, 3
19
1 미터 20 센티미터
20
(1) 500 (2) 7, 80
21
22
6m 77cm
23
3m 55cm
24
857
25
10, 30