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수학동아 - 폴리매스
본문바로가기
함께 풀고 싶은 문제
창의력을 기를 수 있는 수학 문제 또는 퍼즐을 내는 곳입니다.
[창의 퍼즐] 수를 수로 바꾸기
sincostan 2018.09.15 20:48 조회 911
문제 푼 사람 0명
공유하기
페이스북 트위터 카카오톡 카카오스토리 네이버블로그 네이버밴드

(1)

   11+21=11

   10+1=4

   111+201=32

이 규칙을 활용하여 10221-2002=?의 값을 구하여라.

(2)

   (1)문제의 규칙을 활용해서 302x452의 값을 구하여라.

Hint:(1)문제만 풀리면 (2)은 자동으로 풀린다.

 

이 문제 어떠셨나요?

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어려워요

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댓글 6
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  •  
    muse Lv.6 2018.09.15 22:42

    3진법이네요

    1) 50

    2) 302*452 = 136504 = 20221020201(3)

    댓글 작성하기 좋아요0 댓글수3
    •  
      아인수타인 Lv.12 2018.09.16 02:46

      설마 첫 댓글만에 해결인가?

      좋아요0
    •  
      sincostan Lv.7 2018.09.16 20:06

      (1)은 정답이고 (2)은 약간 부족합니다.

      좋아요0
    •  
      sincostan Lv.7 2018.09.16 20:08

      참고로 (2)에곱하기가 아니라 알파벳x입니다

      좋아요0
  •  
    sincostan Lv.7 2018.09.16 20:09

    어쨋든 부분해결 딱지 붙여주세요

    댓글 작성하기 좋아요0 댓글수0
  •  
    sincostan Lv.7 2019.10.16 08:54

    이게 제가 처음 올린 문제입니다.

    댓글 작성하기 좋아요0 댓글수0
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