National Council of Teachers of Mathematics
The Math Forum: Ratios and Fractions
A seventh-grade student is having trouble understanding ratios, fractions, and simplest form. Dr. Math to the rescue! Real-world, easy to grasp examples.
National Council of Teachers of Mathematics
The Math Forum: Height to Weight Ratio
A student asks Dr. Math, "If I have a friend that weighs 155 pounds and is five feet, four inches tall, what is his height-to-weight ratio?" Find out how Dr. Math solves this problem and get a better understanding of the concept of ratio.
Varsity Tutors
Varsity Tutors: Hotmath: Algebra Review: Reducing Fractions (Simplest Form)
Find a quick, concise explanation of how to find the simplest or lowest form of a fraction. An example is given and clearly explained.