文档介绍：有关数学运算
add,plus加subtract减difference差multiply,times乘product积divide除 divisible可被整除的dividedevenly被整除dividend被除数,红利divisor因子,除数 quotient商remainder余数factorial阶乘power乘方radicalsign,rootsign根号 roundto四舍五入tothenearest四舍五入

union并集proper subset真子集solution set解集
3.有关代数式、方程和不等式
algebraic term代数项like terms,similar terms同类项numerical coefficient数字系数literal coefficient字母系数inequality不等式 triangle inequality三角不等式range值域original equation原方程equivalent equation同解方程,等价方程linear equation线性方程(x+6=22)

proper fraction真分数improper fraction假分数mixed number带分数vulgar mon fraction普通分数simple plex fraction繁分数numerator分子denominator分母(mon denominator(最小)公分母quarter四分之一decimal fraction纯小数infinite decimal无穷小数recurring decimal循环小数tenthsunit十分位
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arithmetic mean算术平均值weighted average加权平均值geometric mean几何平均数exponent指数,幂base乘幂的底数,底边cube立方数,立方体square root平方根cuberoot立方根common logarithm常用对数digit数字constant常数variable变量 plementary function余函数linear一次的,线性的 factorization因式分解absolute value绝对值,.|-32|=32round off四舍五入
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natural number自然数positive number正数negative number负数odd integer,odd number 奇数even integer,even number偶数integer,whole number整数positive whole number正整数negative whole number负整数consecutive number连续整数rea lnumber,rational number实数,有理数irrational(number)无理数posite number合数 ,6,8,9,10,12,1