Math Tutor in San Diego & Online – Raul Gutierrez, PhD

Clear, patient math instruction online and in San Diego for all ages — Algebra, Geometry, Trigonometry, Calculus, SAT Math, GRE Quantitative Reasoning, and standardized test preparation.

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Math help that actually feels clear

I focus on understanding, not memorizing. Whether you’re catching up, keeping up, or pushing ahead, we’ll build confidence step-by-step.

I specialize in online math tutoring for middle school, high school, college, and adult learners. Sessions are conducted live, allowing us to work through problems step-by-step in algebra, geometry, trigonometry, calculus, SAT math, and GRE quantitative reasoning. Based in San Diego, I work with students across the country.

  • Middle school, high school, college, and adult learners
  • Algebra, Geometry, Trigonometry, Calculus, SAT, and GRE
  • Online one-on-one tutoring
Tutoring with Raul

Format: Online sessions

Location: Based in San Diego

Focus: Clear explanations, confidence, and problem-solving

What I can help with

I help students work through difficult math topics clearly and patiently, with an emphasis on understanding each step.

What students and parents say

Students often come to me feeling stuck or overwhelmed. The goal is to make math feel clearer, calmer, and more manageable.

Raul has been an incredible math tutor for my son. Before working with him, my son struggled with math, but thanks to Raul’s patient and effective teaching, he has not only improved but is now excelling. He consistently earns A’s on his tests and progress reports.

— Amanda, Parent of Current Student: High School

Mr. Gutierrez’s tutoring services have been nothing short of a game changer in my experience tackling unfamiliar or difficult topics. He teaches concepts in a way that helps with both the process and the “why” behind the math.

— Tyler, Former Student: Middle and High School
More Reviews

You can also read additional reviews from students and families on Google and Yelp.

Ready to make math clearer?

Send me a quick message with the student’s class, current topic, and goal. I’ll help you figure out the best next step.