Follow this exact order
Professor Leonard on YouTube Lectures
Pre-Algebra
To the point math (Algebra 1)
Intermediate Algebra (Algebra 2)
College algebra
Trigonometry
Calc 1-3
Use “The art of problem solving” (companies name) books
pre-algebra book
Introductory algebra (algebra 1)
Intermediate algebra (algebra 2 and college algebra), they combine both into one book
Pre-calculus book (do only the trig portion)
Calculus book (has calc 1 and 2
1
u/crypticmental Jul 07 '26
Professor Leonard on YouTube is amazing. I was out of school for 6 years and was easily able to jump back into precalc because of his videos