The Best Precalculus Tutors in Ontario, CA

I am currently retired from the space industry after 34 years with the Department of Defense. I worked at the Space and Missile Systems Center as a Senior Systems Engineer. I worked with civilian contractors overseeing their design and development of various types of satellites that are used by the military. My duties...See Tom's full profile

PhD in StatisticsSee Suthakaran's full profile

My name is Kenneth and I’m a 2025 UCLA graduate with a Bachelor of Science degree in Psychobiology. I was the Valedictorian at Fullerton High School and graduated with a 4.96 Weighted GPA/ 4.0 Unweighted GPA. I was an International Baccalaureate Full Diploma Recipient and scored in the 99th percentile on all of the...See Kenneth's full profile

I have experience tutoring Precalculus to high school and college students through requested private lessons and at the California State University, Fullerton Math Tutoring Center. See Janice's full profile

Hello. My name is Nasim. I am a senior physics student in California(BS). I am passionate about mathematics, science, especially physics, and teaching. I would love to share whatever I know about a subject with you. I have experience tutoring adults and children of different ages both online & in person(as an...See Nasim's full profile

... of subjects in mathematics too long to enumerate. Outside of Wyzant, I have six years of experience at my university teaching classes on college algebra, precalculus, first-year calculus, calculus-based probability and statistics, numerical analysis, polynomials and number systems, and differential geometry. Lastly, I ...See Andrea's full profile

Got an A in precalculus in high school and tutored college level precalculus for 2 years.See Scott's full profile

***Summer 2026*** Taking physics or math this fall? Summer is the perfect opportunity to get a head start. I offer personalized sessions that help students build a strong foundation before classes begin. Have you ever told yourself “I’m not smart enough to learn physics”? Do you understand problems in...See Ethan's full profile

I have a Bachelor's in Science from UC Irvine, and a Master's in Science from USC. I have been tutoring students in Math and Sciences since 2007. With experience working in laboratories and various field research projects, I have a unique perspective on the applications of STEM. Part of my goals for students are to...See Melissa's full profile

My main goal is not only for your student to improve in math but also to enjoy it. Algebra 1, Algebra 2, Elementary Math, Geometry, Prealgerba, Precalculus Math is fun once you learn it the right way!See Dima's full profile

Hi! I am currently a student at Harvey Mudd College pursuing an engineering major and I previously graduated from Phillips Exeter Academy. From an early age, math has always been my favorite subject and that is mostly due to the incredible teachers I've had along the way. I owe my love of the subject to those mentors and...See Lucy's full profile

I have 15+ years of professional experience tutoring both high school and college precalculus students. "To be honest, the test was almost too easy, Mr. Kevin," is what one of my AP Precalculus students texted me immediately after he took the recent 2024 test (on score release day we learned he...See Kevin's full profile

I have taught precalculus for over 10 years.See Tiffany's full profile

Taught and tutored precalculus many times over the years and perfected the art of doing it.See Derdei's full profile

Hello, I’m Charlene! I’m a master's student at UCLA studying Mechanical Engineering, and I’ve spent the past 4 years tutoring math on the side, working 1-on-1 with middle school through high school students to improve homework and test scores and prepare for AP/IB exams. My experience includes AP Calculus, IB Math,...See Charlene's full profile

I help students master pre-calculus by breaking down functions, trigonometry, and complex concepts into clear, manageable steps. This is a critical transition into higher math, and many students struggle when topics start to connect and build quickly. I focus on strengthening understanding so students are prepared for...See Alec's full profile

I've taught algebra, pre-calculus, and calculus to many students over many hours, and I know exactly what foundations are critical for success in further math courses. There is no substitute for great preparation when a student enters a calculus course. I'll make sure that you or your student has learned, understood, and...See Russell's full profile

I started tutoring informally in high school, where I was mostly just helping friends with math. As a undergrad and grad student, I tutored more formally in 'tutor labs' and less so in private 1-on-1 tutoring sessions. Mostly math tutoring, also a bit of e&m physics. From 2014-2020 I was a mathematics professor at...See Brandon's full profile

I have over 12 years of tutoring experience in helping students improve grades and confidence in math through clear, step-by-step explanations. I specialize in Algebra, Geometry, Trigonometry, Precalculus, Calculus, and SAT & ACT Math for high school and college students. My teaching style focuses on...See Isabelle's full profile

Hi! My name is Kristin (she/her). I'm currently a postdoctoral researcher in physics education at California State University Fullerton. I recently finished my PhD in Physics at the University of Colorado Boulder. I am also a former middle/high school math and science teacher in Denver Public Schools, primarily working...See Kristin's full profile

I am an individual with a high aptitude for mathematics, logic, and reasoning. I have taken college-level mathematics courses, along with physical sciences that require up to advanced calculus. I enjoy teaching mathematics to students, as teaching them how to think as they work through each problem is such a joy. Highest...See Gavin's full profile

I have taught honors precalculus courses for many years at a public high school using 3 different curricula. My students are prepared for AP Calculus BC right after my Honors Precalculus course (I also teach Calculus AB and BC). I can help you with any topic, explaining the "how's" and...See David's full profile

I've worked with students at all levels of precalc—those brushing up on algebra foundations and those preparing for high-level Calculus. I focus on fluency with functions, comfort with trig, and a clear grasp of the structures behind rational expressions, conics, and exponential models. My sessions are flexible and...See Nathaniel's full profile

Pre-Calculus is one of my favorite classes to teach! With my degree in mathematics and over four years of tutoring high school/college students, I know what it takes to maximize a student's full potential. I focus on understanding each student’s learning style and tailoring my approach to make math concepts clear,...See Stephanie's full profile

Hi! I’m a Stanford-trained Bioengineering and Spanish student passionate about helping students build confidence and achieve their academic goals. I have several years of experience in advanced STEM coursework and research, and I specialize in breaking down complex material into clear, manageable steps. As a...See Natalia's full profile