A good education can be expensive if you hire private tutors and buy expensive course books. However, learning math doesn't need to be pricey. In fact, it is possible to learn math for free. Regardless of what stage of math you are at--whether addition or calculus--free math resources exist. Both your library and the internet offer materials to learn math for free.
Visit your local library. Ask the librarian if your library offers free math tutors. Some libraries offer this option through volunteers.
Check out math course books from your local library. Your librarian can help you find the right book for you. Work through the math book going through each lesson.
Find free math lessons online. The website http://www.math.com/ offers free lessons and practice sheets for everday math, algebra, trigonometry, calculus and statistics.
Join a math forum and find answers to your questions. The website http://mathforum.org/dr.math/ offers answers to commonly asked questions and an option to write in a question. The website http://www.mathnerds.com/mathnerds/ offers a similar service.
Go to the Massachusetts Institute of Technology OpenCourseWare site for syllabi and lessons on more advanced math topics.
Set aside a fixed amount of time each day to study math. Increase motivation for your self-study by setting goals and awarding yourself when you achieve them. Find help and encouragement for your study online through a variety of forums.