单词pre-algebra
网络: 准代数；算术；初级代数
Mathematics, including Pre-Algebra, Geometry, Trigonometry.
数学，包括学前、代数、几何、三角学。
Further down, you start getting into pre-algebra and early algebra.
继续前进，就到了准代数学和早期的代数。
We"re seeing 70 percent on average improvement on the pre-algebra topics in those classrooms.
在这些班级，我们观察到平均70%的学生在初等代数上有提高。
Grade School: Numbers, Counting, Arithmetic, Pre-Algebra ( "story problems" )
初中：数，数数，算术知识，初级代数（“问题故事”）