Pre-Algebra fills in the number skills Algebra I is built on: fractions, negatives, ratios and simple equations.
What you'll learn
Work with fractions, decimals, percents and negative numbers
Solve one- and two-step equations
Use ratios and proportions in real problems
Read and make graphs
You'll do: Practice problems, short quizzes and real-world word problems.
What comes next
Which courses come before and after it, and what it counts toward, depend on each school. Your plan shows your school's.
College majors that build on it
Mathematics
Careers it informs most
People in these jobs use what this course teaches the most. It's a starting point, not a track.
MathematiciansMathematicians use math in their work. O*NET rates it very important for the job.Usually needs: master's degree · Jobs 2025–2035: +1% · Median pay: $126,710 a year (2025)More on O*NET · BLS: education, jobs and pay · Courses and outlook
ActuariesActuaries use math in their work. O*NET rates it very important for the job.Usually needs: bachelor's degree · Jobs 2025–2035: +9% · Median pay: $130,000 a year (2025)More on O*NET · BLS: education, jobs and pay · Courses and outlook
AstronomersAstronomers use math in their work. O*NET rates it very important for the job.Usually needs: doctoral or professional degree · Jobs 2025–2035: +8% · Median pay: $128,820 a year (2025)More on O*NET · BLS: education, jobs and pay · Courses and outlook
PhysicistsPhysicists use math in their work. O*NET rates it very important for the job.Usually needs: doctoral or professional degree · Jobs 2025–2035: +7% · Median pay: $172,250 a year (2025)More on O*NET · BLS: education, jobs and pay · Courses and outlook
Drilling and Boring Machine Tool Setters, Operators, and Tenders, Metal and PlasticDrilling and Boring Machine Tool Setters, Operators, and Tenders, Metal and Plastic use math in their work. O*NET rates it very important for the job.Usually needs: high school diploma or equivalent · Jobs 2025–2035: -9% · Median pay: $49,080 a year (2025)More on O*NET · BLS: education, jobs and pay · Courses and outlook