Mathematics: Difference between revisions
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==Math== | ==Math== | ||
*[[ | *수학 <[[數]][[學]]> - Math | ||
*[[ | *산수 <[[算]][[數]]> - Arithmetic | ||
*[[ | *계산(하다) <[[計]][[算]]> - a calculation, to calculate | ||
**[[ | **계산기 <[[計]][[算]][[器]] / [[計]][[算]][[機]]> - a calculator | ||
**공학용 계산기 - a calculator for engineer | |||
*사칙연산 <[[四]][[則]][[演]][[算]]> - the four arithmetical operations | |||
**덧셈/더하기 - | **덧셈/더하기 - addition | ||
**뺄셈/빼기 - | **뺄셈/빼기 - subtraction | ||
**곱셈/곱하기 - | **곱셈/곱하기 - multiplication | ||
**나눗셈/나누기 - | **나눗셈/나누기 - division | ||
* | *등호 - equal sign | ||
** | ** In a numerical formula, [ = ] is called '은/는'. | ||
** | ** 3 + 5 = 8 [삼 더하기 오'''는''' 팔] | ||
** | ** 2 × 7 = 14 [ 이 곱하기 칠'''은''' 십사] | ||
*구구단 - | *구구단 <[[九]][[九]][[段]]> - multiplication tables | ||
**구구단을 외우다 - memorize one's tables | **구구단을 외우다 - memorize one's tables | ||
**구구단을 외자 - | **구구단을 외자 - multiplication table challenge, a game students play to practice the tables. The game starts with a short song. Students take turns testing each other. If you get something wrong, you lose and get a punishment, like a flick on the forehead. "외자" is a shorten form of "외우자" = "Let's memorize". | ||
***벌 - Punishments | ***벌 - Punishments | ||
****꿀밤 - flicking someone on their forehead. 꿀밤 is a honey chestnut. Flicking someone on the forehead is supposed to feel like getting hit by a falling chestnut. | ****꿀밤 - flicking someone on their forehead. 꿀밤 is a honey chestnut. Flicking someone on the forehead is supposed to feel like getting hit by a falling chestnut. | ||
| Line 49: | Line 49: | ||
*[[소]][[수]] - a decimal [0.6667] | *[[소]][[수]] - a decimal [0.6667] | ||
*반올림 - rounding off | *반올림 - rounding off | ||
*[[ | *미적분 <[[微]][[積]][[分]]> - differential and integral calculus | ||
**[[ | **미분 <[[微]][[分]]> - differentiation | ||
**[[ | **적분 <[[積]][[分]]> - integral calculus | ||
*[[ | *확률 <[[確]][[率]]> - probability | ||
*[[ | *통계 <[[統]][[計]]> - statistics | ||
==Examples== | ==Examples== | ||
Revision as of 05:39, 25 May 2010
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Math
- 수학 <數學> - Math
- 산수 <算數> - Arithmetic
- 계산(하다) <計算> - a calculation, to calculate
- 사칙연산 <四則演算> - the four arithmetical operations
- 덧셈/더하기 - addition
- 뺄셈/빼기 - subtraction
- 곱셈/곱하기 - multiplication
- 나눗셈/나누기 - division
- 등호 - equal sign
- In a numerical formula, [ = ] is called '은/는'.
- 3 + 5 = 8 [삼 더하기 오는 팔]
- 2 × 7 = 14 [ 이 곱하기 칠은 십사]
- 구구단 <九九段> - multiplication tables
- 구구단을 외우다 - memorize one's tables
- 구구단을 외자 - multiplication table challenge, a game students play to practice the tables. The game starts with a short song. Students take turns testing each other. If you get something wrong, you lose and get a punishment, like a flick on the forehead. "외자" is a shorten form of "외우자" = "Let's memorize".
- 벌 - Punishments
- 꿀밤 - flicking someone on their forehead. 꿀밤 is a honey chestnut. Flicking someone on the forehead is supposed to feel like getting hit by a falling chestnut.
- 엉덩이로 이름을 쓰기 - writing your name in the air with your butt
- 벌 - Punishments
| 2단 | 3단 | …… | 9단 |
|---|---|---|---|
| 2×1=2 | 3×1=3 | …… | 9×1=9 |
| 2×2=4 | 3×2=6 | …… | 9×2=18 |
| …… | …… | …… | …… |
| 2×9=18 | 3×9=27 | …… | 9×9=81 |
- 분수 - a fractional number [2/3]
- 소수 - a decimal [0.6667]
- 반올림 - rounding off
- 미적분 <微積分> - differential and integral calculus
- 확률 <確率> - probability
- 통계 <統計> - statistics
Examples
- 1 + 2 [일 더하기 이]
- 1 + 2 = 3 [일 더하기 이는 삼]
- 5 - 4 [오 빼기 사]
- 3 * 4 [삼 곱하기 사]
- 5 / 2 (division) [오 나누기 이]
- 2² [이의 이승 = 이의 제곱] (이에 이승 = 이에 제곱)
- 2³ [이의 삼승 = 이의 세제곱] (이에 삼승 = 이에 세제곱)
- ¼ [사분의 일] (사분에 일)
- ½ [이분의 일] (이분에 일)
- ¾ [사분의 삼] (사분에 삼)
- 2.1 [이 점 일]
- 0.9 [영 점 구]