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1、小学数学类英语单词汇总减少decreaseddi:kri:s、reduced ridju:st减少到decreaseto减少了decreaseby增加increaseinkri:s增加了increaseby 增加到increaseto大于isgreaterthan小于islesserthan大于等于isequalorgreaterthan小于等于isequalorlesserthan用. 表达 intermsof.最接近的tothenearest位于 上becontained knteindin涨价markup降价markdown三位数3-digitnumbertwodigits 2位unit
2、sdigit 个位速度veiocityvilsiti、speed距离distancedistns顺时针方向clockwiseklkwaiz逆时针方向counterclockwisekantklkwaz计算calculationklkjlen总计（乘法）at total1.总数（用于加法中，相当于）2.总计（用于减法中，相当于）倍times 、multiple mltipl成本cost每人percapita kpit 平分bisectbasekt, basekt平均数meanmi:n average vrid平均值average vrid 倒数（reciprocal risiprkl）x的倒数为
3、1/x最小公倍数leastcommonmultiple mltipl最小可能的值leastpossiblevalue vlju数字digitdidit数numbernmb自然数naturalntrlnumber整数integerntd 、wholenumber小数decimaldesiml小数点decimalpoint中点midpoint奇数oddnumber偶数evennumber质数primenumber实数realnumber余数remainderrimeind最大值maximummksimm 最小值minimumminimm1、分数2.比例fractionfrkn分子numerator
4、nu:mret, nju:-分母denominator dnmnet比ratioreiiu正positivepzitiv 正数positivenumber负negativenetiv 公约数，公因子commonkmndivisordvaz因子factor公因子commonfactorfkt零null,zero ziru,nought n:t,nilnil 进位carrykri四舍五入round比例propotionprmn、proportionratio reiiu百分比percentpsent百分点percentagepsentid百分位数percentilepsentail等式，方程式eq
5、uationikwein点pointpint 线line lain 面planeplein体solidslid线段segmentsemnt平行parallelprlel 平行线parallellines平行四边形parallelogramprlelgrm相交intersectntsekt未知数unknownnnn,x-factor,y-factor,z-factor运算operationprein 运算符operatorpreit加plus(prep.)pls,add(v.) d,addition(n.) din被加数summandsmnd加数addenddend和sumsm减 minus(p
6、rep.)mains,subtract(v.) sbtrkt, 减法subtraction(n.) sbtrkn被减数minuendminjuend减数subtrahendsbtrhend差remainderrimeind乘 times(prep.) tamz, multiply(v.) mltiplai,乘法multiplication(n.)mltplken被乘数multiplicandmltipliknd,faciend feiiend乘数multiplicatormltiplikeit积productprdkt除dividedadj dvadd,by(prep.),divide(v.)
7、 divaid,1、除2.部分division(n.) divin1、被除数2.红利dividend dividend被除数dividedevenly除数divisordvaz商quotientkwnt 等于equalsi:kwl,isequalto,isequivalent ikwivlntto角anglel 角度degreediri:弧度radianreidjn 锐角acutekju:tangle直角rightangle 钝角obtusebtu:s, -tju:s, b-angle 平角straightstreitangle 周角perigonperin底basebeis边、边长sides
8、aid 高heighthait 、altitudeltitju:d长length le 宽width wid三角形triangletrail锐角三角形acutetriangle 直角三角形righttriangle直角边leg 钝角三角形obtusebtu:s, -tju:s, b-triangle 不等边三角形scaleneskeli:n, skeli:ntriangle等腰三角形isoscelesassli:ztriangle 等边三角形equilaterali:kwltrl, ekw-triangle四边形quadrilateralkwdrltrl 矩形rectanglerektl 周长
9、perimeterprmt 面积areari圆circles:kl 圆心centresent (BrE),center(AmE)同心圆concentric knsentrkcircle半径radiusreidjs（复数为radii）直径diameterdaimit圆周率pi 弧arc:k 半圆semicirclesems:kl圆周长circumferenceskmfrns扇形sectorsekt 环ringri椭圆ellipselps 圆周circumferenceskmfrnsaxisksis球、球体spheresfi半球hemispherehemisfi底面undersurfacends:
10、fis表面积surfaces:fisarea 体积volumevlju:m空间space speis旋转rotationrten 轨迹locus, lksloca(pl.)正方形squareskw 梯形trapezoidtrpizid长方形rectanglerektl长方体rectangularrektjulprism przm直角梯形righttrapezoid等腰梯形isoscelesassli:ztrapezoid数学mathematicsmimtiks,maths(BrE) ms,math(AmE)公理axiom ksi:m 定理theoremi:rm, rm证明provepru:v假
11、设hypothesishaipisis,hypotheses(pl.) haipisis命题propositionprpzin算术arithmeticrimtik算术平均数arithmaticrimtikmean有理数rationalrnlnumber十进制decimaldesimlsystemsistm二进制binarybanri:system 十六进制hexadecimalheksdesim()lsystem 截尾truncation下舍入rounddown上舍入roundup有效数字significantsinifikntdigit无效数字insignificantnsgnfkntdigit 代数algebraldibr公式formulaf:mjul,formulae(pl.) 系数coefficientkfnt一次方程simplesimplequation二次方程quadratickwdrtikequation 三次方程cubickju:bkequation四次方程quartickw:tikequation 不等式inequationinikwei
