### CM200 – Elementary School TMSCA (Number Sense and General Math)

**Description:** This class is intended for 4th and 5th grade students who are new to problem solving and math competitions. This class will help students to learn concepts and techniques beyond the school curriculum. Students who wish to enroll this class are expected to complete 3rd grade curriculum and be familiar with operation with integers, basic operations with fractions, decimals and solve basic expressions. CM 200 also helps students improve their scores on math contests such as TMSCA and MathLeague.org etc.

**Homework:** Homework will be assigned for each class. Students are expected to spend about 1-2 hours per week outside the class to finish the homework.

**What will be covered: **

**First Semester: **

**Pre-Algebra: **Arithmetic Properties (Operations with Integers, Fractions, Decimals), Exponents, Algebraic Expressions, Ratios, Proportion, Number Sense Tricks

**Number Theory:** Prime Numbers, Factors and Multiples

**Second Semester:**

**Pre-Algebra:** Square Roots, Number Patterns, more Number Sense Tricks

**Number Theory:** Divisibility Rules, GCF, LCM

**Statistics:** Mean, Median, Mode

**Geometry:** Angles, Triangles, Area, Perimeter

**Who should skip this course:** Students who scored 250+ on TMSCA Number Sense and 150+ on TMSCA General Math or 180+ on MathLeague.org contests