Online Math Tutor - Juan Castaneda, MS in Mathematics




About the Tutor

Online Tutoring


For Parents

»Rate & Contact Info«






The Multiplication Table

Factored Integers

The Circle





Slope-Intercept Equation

Complex Numbers

Stirling Numbers

Numbers as Boolean Functions

Calculator TI-89

Tower of Hanoi

Please support this site by giving a donation in the amount of your choosing. Send it to: via because with your help we can increase and improve the mathematical information you can find in here.

Online Tutoring Rate and Contact Information

To schedule a session or to confirm available times, please contact me at:



To make sure you receive my e-mail reply when you email a message, please check your account settings and make sure messages from are allowed into your Inbox.

Hourly Rate:

My online tutoring rate is $20/hour

Canceling / Re-scheduling

There is a $10 charge for not showing up to a scheduled session, and also for canceling it (or re-scheduling it) on the same day.
To avoid this charge when canceling or re-scheduling a session, please give me a phone call, or leave a voice mail, or send me a text message by the day before.
When giving notice by e-mail, please make sure to send your re-scheduling message by noon the day before.
(During the regular week, I only check my e-mail once a day, in the evening)

Time zone reference:

As a reference for scheduling purposes, please let me know your time zone. I am located in the U.S. Central Standard Time (CST) zone, two hours ahead of LA, and one hour behind NY.

Online Math Tutor
  • Effective
  • Simple
  • Affordable
  • Expert Tutor
  • Homework Help
  • Exam Preparation
  • All Math Subjects
  • K-4 Through College
  • Individual Sessions
  • In Person
  • Online Tutoring Available
  • Excellent Results
  • CSET
  • GRE
  • ELM
  • SAT
  • GMAT
  • TEAS
  • ASTB
  • FBI phase II
  • ACT
  • More...
  • Pass Your Test!
  • Improve Your Grades
  • Get Back On Track
  • Make Math Easier
  • Understand Each Topic
  • Get The Problems Right!
  • Ensure Your Academic Success
Home ~~~~~~~ FAQ ~~~~~~~ About the Tutor ~~~~~~~ Online Tutoring ~~~~~~~ Testimonials ~~~~~~~ For Parents ~~~~~~~ »Rate & Contact Info« ~~~~~~~ Links

Last review: May 23, 2018