How to know when a negative coefficient is associated with power.
Solving equations with fractions by multiplying by the least common multiple
Adding and subtracting fractions that have the same denominator, including a visual representation
Drawing pictures and procedures for adding or subtracting fractions with unlike denominators
How to write ratios to compare two quantities.
How to understand the idea of slope.
How to multiply and divide rational expressions.
How to use and interpret scientific notation.
How to factor ?ugly? expressions.
How to solve proportions.
How to find the slope of a line if given a graph.
Adding or subtracting mixed numbers by either converting them to improper fractions or working with the integer part and the fractional part separately
How to define an exponential function.
How to define arc length and how it is different from arc measure; how to calculate the length of an arc.
How to solve a simple rational equation.
How to multiply radicals together when they are different roots.