基本算数(Elementary): 算术(arithmetic),实数(real number),复数(complex numbers),最小公倍数(LCM,Lowest Common Multiple),最大公约数(GCD, Greatest Common Divisor),因数分解(factors),罗马数字(roman numerals)
代数(Algebra):一元二次方程(quadratic equations)、线性方程组(system of equations)、不等式(inequalities)、代数式(rational expressions),线性关系(linear)、,二次图和指数图(quadratic and exponential graphs)