Video summary. In a mysterious crystal cave, Olivia and Hassan get to work dividing and multiplying fractions in order to find their way out. Archimedes has ²⁄₅ of an emerald and asks how ...

Dividing Fractions by a Mixed Fraction. Here's a simplified explanation of how to divide a fraction by a mixed fraction: Step 1: Convert the Mixed Fraction.

Arithmetic operations with rational numbers are far more complex than they are with whole numbers. The methods that students learned for adding, subtracting, multiplying, and dividing are fairly ...

To move the needle on fractions, teachers need time to build their students’ conceptual understanding, said David Dai, an 8th and 9th grade math instructor at the Barton Academy for Advanced ...

Complex numbers are numbers that consist of two parts — a real number and an imaginary number. They are the building blocks of more intricate math, such as algebra.

But why do so many people struggle with fractions? In a recent article, psychologists Robert Siegler and Hugues Lortie-Forgues outline the reasons why rational number arithmetic is so difficult ...