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首页 > AEIS > 考试资讯 > AEIS数学高分攻略,这些数学符号你了解吗

AEIS数学高分攻略,这些数学符号你了解吗

2022-03-18 11:41:48

  很多中国学生都觉得AEIS考试中AEIS数学有不少题目都不会做。因为大部分同学对这些AEIS数学符号都比较陌生,因此而被难倒。

  Mathematical symbols 数学符号

  01. +: plus 加号;正号

  “1+1”读作:one plus one

  02. -: minus; negative 减号;负号

  “2-1”读作:two minus one

  “-3”读作:minus three或negative three

  “2-(-3)”读作:two minus negative three

  03. ±: plus-minus sign 正负号

  “±1” 读作:plus or minus one

  04. ×: multiplied by ; times 乘号

  “2×3” 读作:two multiplied by three 或 two times three

  05. ÷: divided by 除号

  “4÷2”读作:four divided by two

  06. =: equals; is equal to 等于号

  “1+1=2”读作:One plus one equals two. 或 One plus one is equal to two.

  07. ≠: is not equal to 不等于号

  “a≠b”读作:a is not equal to b


  08. ≌: congruent to 全等(两个图形形状相同、大小相等)

  “△ABC≌△DEF”读作:Triangle ABC is congruent to Triangle DEF.

  09. ≈: approximately equal to 约等于号

  “3×3≈10” 读作:Three multiplied by three is approximately equal to ten.

  10. <: is less than 小于号

  “1<2”读作 One is less than two.

  11. >: is greater than 大于号

  “2>1”读作:Two is greater than one.

  12. ≮: is not less than 不小于号

  “3≮2”读作:Three is not less than two.

  13. ≯: is not greater than 不大于号

  “2≯4” 读作:Two is not greater than four.

  14. ≤: is less than or equal to 小于或等于号

  “2≤3”读作:Two is less than or equal to three.

  15. ≥: is greater than or equal to 大于或等于号

  “5≥4”读作:Five is greater than or equal to four.

  16. %: percent 百分之……

  “10%”读作:ten percent

  17. ‰ : per mill ; per thousand 千分之……

  “10‰”读作:ten per thousand

  18. ∞: infinity 无限大号

  “-∞” 读作:negative infinity

  19. ∝: varies as 与...成比例

  “X∝Y”读作:X varies as Y

  20. √ ̄: square root 平方根

  “√ ̄16=4”读作:The square root of sixteen is four.

  以上是新加坡AEIS考试的相关内容,看到这些AEIS数学符号,是不是发现数学也不是很难呢!想了解更多AEIS考试内容、AEIS怎么报名等问题,请多多关注本网站,也可以添加我们微信kewo11,最后祝大家都能顺利通过留学申请。

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