# 6th grade math videos

### Ratios and Proportional Relationships

A. Understand ratio concepts and use ratio reasoning to solve problems.

### The Number System

A. Apply and extend previous understanding of multiplication and division to divide fractions by fractions.

B. Compute fluently with multi-digit numbers and find common factors and multiples.

C. Apply and extend previous understanding of numbers to the system of rational numbers.

D. Understand ordering and the absolute value of rational numbers.

### Expressions and Equations

A. Apply and extend previous understandings of arithmetic to algebraic expressions.

B. Reason about and solve one-variable equations and inequalities.

C. Represent and analyze quantitative relationships between dependent and independent variables.

### Geometry

A. Solve real-world problems and mathematical problems involving area, surface area, and volume.

### Statistics and Probability

A. Develop an understanding of statistical variability.

B. Summarize and describe distributions.