[Script Info]
Title: 
[Events]
Format: Layer, Start, End, Style, Name, MarginL, MarginR, MarginV, Effect, Text
Dialogue: 0,0:00:00.00,0:00:00.70,Default,,0000,0000,0000,,
Dialogue: 0,0:00:00.70,0:00:04.58,Default,,0000,0000,0000,,549분은 몇 시간일까요?
Dialogue: 0,0:00:04.58,0:00:07.12,Default,,0000,0000,0000,,소수나 분수로 표기할 수 있겠죠
Dialogue: 0,0:00:07.12,0:00:09.86,Default,,0000,0000,0000,,549분을
Dialogue: 0,0:00:09.86,0:00:12.21,Default,,0000,0000,0000,,60으로 나눌 겁니다
Dialogue: 0,0:00:12.21,0:00:13.96,Default,,0000,0000,0000,,왜 60일까요?
Dialogue: 0,0:00:13.96,0:00:20.12,Default,,0000,0000,0000,,1시간은 60분이기 때문입니다
Dialogue: 0,0:00:20.12,0:00:24.02,Default,,0000,0000,0000,,549분이 몇 개의 60분짜리 \N그룹으로 나뉘는지
Dialogue: 0,0:00:24.02,0:00:27.19,Default,,0000,0000,0000,,알아봐야 합니다
Dialogue: 0,0:00:27.20,0:00:30.97,Default,,0000,0000,0000,,달리 말하면
Dialogue: 0,0:00:30.97,0:00:34.59,Default,,0000,0000,0000,,549를 60으로 나눠서
Dialogue: 0,0:00:34.59,0:00:37.09,Default,,0000,0000,0000,,몇 시간이 나오는지 알아볼거에요
Dialogue: 0,0:00:37.09,0:00:38.30,Default,,0000,0000,0000,,그럼 해봅시다
Dialogue: 0,0:00:38.30,0:00:46.29,Default,,0000,0000,0000,,549를 60으로 나눠 봅시다
Dialogue: 0,0:00:46.29,0:00:49.67,Default,,0000,0000,0000,,6X9=54이므로
Dialogue: 0,0:00:49.67,0:00:52.36,Default,,0000,0000,0000,,60X9=540입니다
Dialogue: 0,0:00:52.36,0:00:54.15,Default,,0000,0000,0000,,그리고 나머지가 생기겠죠
Dialogue: 0,0:00:54.15,0:00:58.08,Default,,0000,0000,0000,,9 곱하기 60은 540이고
Dialogue: 0,0:00:58.08,0:00:59.83,Default,,0000,0000,0000,,549에서 540을 빼면
Dialogue: 0,0:00:59.86,0:01:04.07,Default,,0000,0000,0000,,9가 남죠
Dialogue: 0,0:01:04.11,0:01:07.12,Default,,0000,0000,0000,,나머지가 남게 되므로
Dialogue: 0,0:01:07.12,0:01:08.45,Default,,0000,0000,0000,,답은 소수가 될 겁니다
Dialogue: 0,0:01:08.45,0:01:11.06,Default,,0000,0000,0000,,그러니까 소숫점을 찍고
Dialogue: 0,0:01:11.06,0:01:13.58,Default,,0000,0000,0000,,0을 쓴 후
Dialogue: 0,0:01:13.58,0:01:17.22,Default,,0000,0000,0000,,0을 내려서 써 줍니다
Dialogue: 0,0:01:17.22,0:01:19.00,Default,,0000,0000,0000,,60은 90에 한 번 들어가죠
Dialogue: 0,0:01:19.00,0:01:21.39,Default,,0000,0000,0000,,1 x 60은 60이고
Dialogue: 0,0:01:21.39,0:01:22.97,Default,,0000,0000,0000,,90에서 60을 빼면
Dialogue: 0,0:01:22.97,0:01:24.55,Default,,0000,0000,0000,,30이 남죠
Dialogue: 0,0:01:24.55,0:01:26.13,Default,,0000,0000,0000,,또 0을 내리면
Dialogue: 0,0:01:26.13,0:01:27.82,Default,,0000,0000,0000,,300이 되죠
Dialogue: 0,0:01:27.82,0:01:30.69,Default,,0000,0000,0000,,60은 300에 5번 들어갑니다
Dialogue: 0,0:01:30.69,0:01:36.66,Default,,0000,0000,0000,,5 x 6은 30이니까 5 x 60은 300이죠
Dialogue: 0,0:01:36.66,0:01:39.39,Default,,0000,0000,0000,,300에서 300을 빼면 0이 됩니다
Dialogue: 0,0:01:39.39,0:01:42.11,Default,,0000,0000,0000,,따라서 549를 60으로 나누면
Dialogue: 0,0:01:42.11,0:01:45.96,Default,,0000,0000,0000,,9.15가 됩니다
Dialogue: 0,0:01:45.96,0:01:47.72,Default,,0000,0000,0000,,60분은 한 시간이므로
Dialogue: 0,0:01:47.72,0:01:52.65,Default,,0000,0000,0000,,549분은 9.15시간입니다
Dialogue: 0,0:01:52.65,0:01:58.34,Default,,0000,0000,0000,,그림을 그려서
Dialogue: 0,0:01:58.34,0:02:04.49,Default,,0000,0000,0000,,9.15시간이 어느 정도인지 \N확인해 봅시다
Dialogue: 0,0:02:04.49,0:02:07.60,Default,,0000,0000,0000,,수직선을 하나 그리고
Dialogue: 0,0:02:07.60,0:02:10.30,Default,,0000,0000,0000,,위쪽에는 시간을 쓰고\N아래쪽에는 분을 쓰겠습니다
Dialogue: 0,0:02:10.30,0:02:13.62,Default,,0000,0000,0000,,여기는 0 시간, 0 분이 되겠죠
Dialogue: 0,0:02:13.62,0:02:17.52,Default,,0000,0000,0000,,다음은 1 시간이자 60 분이고요
Dialogue: 0,0:02:17.52,0:02:21.86,Default,,0000,0000,0000,,여기는 2 시간이자 120 분이죠
Dialogue: 0,0:02:21.86,0:02:25.88,Default,,0000,0000,0000,,3 시간은 180 분
Dialogue: 0,0:02:25.88,0:02:31.17,Default,,0000,0000,0000,,4 시간은 240 분
Dialogue: 0,0:02:31.17,0:02:34.81,Default,,0000,0000,0000,,5 시간은 300 분
Dialogue: 0,0:02:34.81,0:02:39.77,Default,,0000,0000,0000,,6 시간은 360 분
Dialogue: 0,0:02:39.77,0:02:42.84,Default,,0000,0000,0000,,7 시간은 420 분
Dialogue: 0,0:02:42.84,0:02:44.44,Default,,0000,0000,0000,,공간이 없으니까 복사해서
Dialogue: 0,0:02:44.44,0:02:57.34,Default,,0000,0000,0000,,넓은 곳으로 옮기겠습니다
Dialogue: 0,0:02:57.42,0:03:00.52,Default,,0000,0000,0000,,8 시간은 480 분이고요
Dialogue: 0,0:03:00.52,0:03:03.07,Default,,0000,0000,0000,,여기는 9 시간이 되겠죠
Dialogue: 0,0:03:03.07,0:03:05.57,Default,,0000,0000,0000,,1시간마다 60 분씩 더해지고 있죠
Dialogue: 0,0:03:05.57,0:03:08.10,Default,,0000,0000,0000,,9 시간은 540 분이죠
Dialogue: 0,0:03:08.10,0:03:10.14,Default,,0000,0000,0000,,다르게 생각하면
Dialogue: 0,0:03:10.14,0:03:13.70,Default,,0000,0000,0000,,한 시간은 60 분이고 60 x 9= 540
Dialogue: 0,0:03:13.70,0:03:15.71,Default,,0000,0000,0000,,540분이 전부는 아니었죠
Dialogue: 0,0:03:15.71,0:03:17.26,Default,,0000,0000,0000,,9 분이 더 있으니까요
Dialogue: 0,0:03:17.26,0:03:25.32,Default,,0000,0000,0000,,549 분이 되려면
Dialogue: 0,0:03:25.32,0:03:28.12,Default,,0000,0000,0000,,9 분이 남았어요
Dialogue: 0,0:03:28.12,0:03:34.55,Default,,0000,0000,0000,,일단 549 분은, 9시간과
Dialogue: 0,0:03:34.55,0:03:37.45,Default,,0000,0000,0000,,남은 9 분을
Dialogue: 0,0:03:37.45,0:03:41.16,Default,,0000,0000,0000,,시간 단위로 바꿔 보면
Dialogue: 0,0:03:41.16,0:03:43.90,Default,,0000,0000,0000,,한 시간이 60분이니까
Dialogue: 0,0:03:43.90,0:03:49.29,Default,,0000,0000,0000,,9분은 9/60시간이 되겠죠
Dialogue: 0,0:03:49.29,0:03:50.58,Default,,0000,0000,0000,,분수로 쓰면
Dialogue: 0,0:03:50.58,0:03:53.15,Default,,0000,0000,0000,,9와 9/60 시간이 되죠
Dialogue: 0,0:03:53.15,0:03:55.72,Default,,0000,0000,0000,,9와 60은
Dialogue: 0,0:03:55.72,0:03:57.83,Default,,0000,0000,0000,,공약수를 가지니까
Dialogue: 0,0:03:57.83,0:03:59.95,Default,,0000,0000,0000,,분자와 분모를 3으로 나눕시다
Dialogue: 0,0:03:59.95,0:04:02.06,Default,,0000,0000,0000,,그러면 3/20이 됩니다
Dialogue: 0,0:04:02.06,0:04:08.95,Default,,0000,0000,0000,,그래서 9와 3/20시간이 됩니다
Dialogue: 0,0:04:09.03,0:04:12.51,Default,,0000,0000,0000,,3/20을 소수로 표시해 볼까요
Dialogue: 0,0:04:12.51,0:04:15.29,Default,,0000,0000,0000,,3을 20으로 나누면
Dialogue: 0,0:04:15.29,0:04:16.75,Default,,0000,0000,0000,,분명 1보다 작은 값일 겁니다
Dialogue: 0,0:04:16.75,0:04:19.39,Default,,0000,0000,0000,,3은 20보다 작기 때문이죠
Dialogue: 0,0:04:19.39,0:04:21.45,Default,,0000,0000,0000,,여기에 0을 씁니다
Dialogue: 0,0:04:21.45,0:04:26.30,Default,,0000,0000,0000,,20은 3에 들어가지 못하지만\N30엔 20이 1번 들어가죠
Dialogue: 0,0:04:26.30,0:04:28.20,Default,,0000,0000,0000,,1X20은 20
Dialogue: 0,0:04:28.20,0:04:30.62,Default,,0000,0000,0000,,빼면 10이 남네요
Dialogue: 0,0:04:30.62,0:04:31.65,Default,,0000,0000,0000,,0을 하나 내려주고
Dialogue: 0,0:04:31.65,0:04:34.27,Default,,0000,0000,0000,,20은 100에 5번 들어가죠
Dialogue: 0,0:04:34.27,0:04:36.65,Default,,0000,0000,0000,,5X20은 100
Dialogue: 0,0:04:36.65,0:04:38.73,Default,,0000,0000,0000,,이제 끝났습니다
Dialogue: 0,0:04:38.73,0:04:41.78,Default,,0000,0000,0000,,3/20과 0.15는 같은 숫자입니다
Dialogue: 0,0:04:41.78,0:04:49.84,Default,,0000,0000,0000,,9와 3/20은 9와 15/100와 같습니다
Dialogue: 0,0:04:49.84,0:04:53.12,Default,,0000,0000,0000,,여기 적힌 숫자 모두 같은 답입니다