SLCUSD provides an exceptional math program that supports every student developmentally in achieving mastery and confidence at each individual's highest level. Math instruction is aligned to the California Common Core State Standards in Mathematics. One of the big changes with the Common Core State Standards is the emphasis on the Mathematical Practices. Instead of only focusing on calculations and algorithms, students now focus on the practices that develop a mathematical mindset that will help them become problem solvers. Problem solving is a desirable workforce skill. 8 Mathematical Practices.