小学数学英语单词

1、一、小学数学课程中的英语名词1. 有关数的名词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整数positive Integer正整数negative Integer负整数consecutive Integer连续整数real number实数quotient number有理数irrational number无理数inverse number of xx 的倒数imaginary number虚数complex num

2、ber复数composite number合数common divisor公约数multiple倍数(least) common multiple(最小 )公倍数(prime) factor(质 )因子common factor公因子ordinary scale ， decimal scale十进制binary system二进制code数码digital数字digitally数位units个位tens十位hundredfold position百位nonnegative非负的mode众数median中数common ratio公比percentage百分比prime number质数cons

3、ecutive even integer连续偶数consecutive odd integerconstant常数quarter, one forth四分之一decimal小数Recurring decimal循环小数decimal point小数点连续奇数decimal fraction纯小数mixed decimal混合小数cardinal基数ordinal number序数2. 有关运算的词plus, add, addition加augends, summand被加数addend加数sum和minus, subtract减minuend被减数subtrahend减数remainder差,

4、 余数times, multiply乘multiplicand, facing被乘数multiplication乘数product积Power乘方, 幂factorial阶乘divided, divide除dividend被除数divisor除数division除法division sign除号divisor因子 ,除数divisible可被整除的quotient商fraction, quotient number分数simple fraction简分数mixed number带分数proper fraction真分数improper fraction假分数numerator分子denomin

5、ator分母ratio比率equals, is equivalent to等于is approximate equal to近似等于 ,约等于is greater than大于is lesser than小于is equal or greater than大于等于is equal or lesser than小于等于operate运算operator运算符operation law运算律exchange law交换律combination law结合律distribution law分配律mean平均数arithmetic mean算术平均数geometric mean几何平均数Weighte

6、d average加权平均值cross multiply十字相乘absolute value绝对值mutual divide辗转相除decimal arithmetic十进制运算binary arithmetic二进制运算octal arithmetic八进制运算hexadecimal arithmetic十六进制运算square root平方根arithmetic square root算术平方根cube root立方根radical sign根号direct proportion正比例inverse proportion反比例Least common denominator最小公分母Lea

7、st common multiple最小公倍数Greatest common divisor最大公约数approximate value近似值Function函数Range值域Domain定义域3. 代数式 ,方程 ,不等式 ,多项式的名词Algebra代数algebraic expression代数式polynomial多项式monomial单项式term多项式的项similar terms同类项combination similar terms合并同类项degree多项式的次equation等式 ,方程equations方程组inequality不等式inequalities不等式组lin

8、ear equations线性方程组simple equation一次方程quadratic equation二次方程cubic equation三次方程equation of higher degree高次方程factorable可分解因式in-factorable不可分解因式original equation原方程equivalent equation同解方程 , 等价方程unknown quantity未知量coefficient系数numerical coefficient数字系数solution方程的解resoluble可解的inapprehensible不可解的complete q

9、uadratic form完全平方式Incomplete quadratic form不完全平方sufficient and necessary充要条件if and only if（ iff ）当且仅当clockwise顺时针方向anti clockwise逆时针方向parentheses括号4.有关坐标、坐标系的名词coordinate system坐标系coordinateabscissaordinate坐标横坐标纵坐标number line, axis数轴lateral axisvertical axis横轴纵轴5. 有关集合的名词set集合elementbelong tonot bel

10、ong tocontainbarringsubset元素属于不属于包含不包含子集empty set, null set空集union并集intersectionproper subsetsolution set交集真子集解集6. 有关数列的名词sequencegeneral term数列通项formula of general term通项公式limit极限arithmetic sequencegeometric sequencepermutationcombination等差数列等比数列排列组合7. 有关简单几何图形的名词Geometrybeeline, lineline segment几何

11、直线线段radialcurve射线曲线parallel lines平行线lengthwidthheight长度宽度高度depthangle深度角right anglestraight angleround angleacute angleobtuse angleincluded angle直角平角周角锐角钝角夹角complementary angle supplementary angles余角补角opposite vertical angle对顶角alternate angleadjacent anglecorresponding angle内错角邻角同位角interior angleext

12、erior angle内角外角triangle三角形equilateral trianglescalene triangleisosceles triangleobliquecircle等边三角形不等边三角形等腰三角形斜三角形圆semicircle半圆center of a circle圆心segment of a circle弧形radii半径diameter直径Plane平面square正方形rectangle长方形quadrilateral四边形parallelogram平行四边形rhombus菱形trapezoid梯形polygon多边形regular polygon正多边形cube立

13、方体rectangular solid长方体regular solid正多面体diagonal对角线circular cylinder圆柱体cone圆锥sphere球体solid立体的bisect平分angle bisector角平分线chord弦Side边长perimeter周长endpoint端点midpoint中点surface area表面积whole area全面积volume体积perpendicular垂直congruent全等的similar相似的symmetrical对称的vertex ( 复数形式 vertices)顶点three-view drawing三视图left v

14、iew drawing左视图top view drawing俯视图front view drawing主视图8. 有关计量单位的名词meter米kilometerdecimeter千米分米centimeter厘米millimeter毫米nanometer纳米square meter平方米cubic meter立方米gram克kilogram千克ton吨inch英寸foot英尺yard码Centigrade摄氏Fahrenheit华氏9. 应用问题中的数学名词apply, application应用distancedirection距离方向speed, velocitytemperature速度

15、温度goodscostprofit物品成本利润interestdiscountlist pricemarkupretail pricewholesale price利息打折标价加价零售价批发价denotedecrease todecrease byincrease toincrease byper capitaper yeartablegraphbar graphpie chart表示, 记号减少到减少了增加到增加了每人每年表格图表，曲线图柱图饼图extreme value极值intervalopen intervalclosed interval区间开区间闭区间maximum value m

16、inimum value极大值极小值10. 有关学生学习、考试的英语名词axiom公理theorem定理calculation, computation计算operation运算arithmetic四则运算prove, proof证明suppose假设hypothesis假设, 猜想proposition命题conclusion结论chapter章section节paragraph段落page页textbook教材, 课本course , curriculum课程courseware课件examination, exam考试test测验fill in the blanks填空simple se

17、lect单项选择homework家庭作业exercise, practice练习grade等级score分数，成绩results book成绩册test paper试卷problem问题answer答案tot al score总分二、小学数学运算的英语表达具例1. 四则运算A+B=C.A add B is equals to C.The sum ofA and B is C.A-B=C.A minus B is equals to C.The remainder ofA and B is C.A*B=CA times B is equals to C .The product of A and B is C.A/B=CA divide B is equals to C.The r