2018年ACT数学考试预测题：算术及初级代数

>>ACT数学试题：2018年ACT数学考试预测题：算术及初级代数

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算术及初级代数

· Pre-Algebra (23%)。 Questions in this content area are based on basic operations using whole numbers, decimals, fractions, and integers; place value; square roots and approximations; the concept of exponents; scientific notation; factors; ratio, proportion, and percent; linear equations in one variable; absolute value and ordering numbers by value; elementary counting techniques and simple probability; data collection, representation, and interpretation; and understanding simple descriptive statistics.

· 算术(23%)：运用所有的数字、小数、分数、整数，数位值、平方根、近似值，指数的概念，科学计算，因数，比率，比例，百分比，一次方程式，绝对值，基本计算方法和简单概率，数据搜集，演示，推理及简单统计分析的理解。

· Elementary Algebra (17%)。 Questions in this content area are based on properties of exponents and square roots, evaluation of algebraic expressions through substitution, using variables to express functional relationships, understanding algebraic operations, and the solution of quadratic equations by factoring.

·初级代数(17%)：指数性质，平方根，代数表达式的代入法，变量表达式，理解代数运算，二次方程式的因式分解。

Intermediate Algebra/Coordinate Geometry

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