Still, be sure to also teach students the common denominator approach, since they don’t need to flip and multiply fractions in order to divide and conquer them.

The common denominator model, while not really a picture, demonstrates that the same rules apply to multiplication and division with fractions. It also shows why “invert and multiply” works.

Learn activities for fourth grade math to prepare for school. Teach your children 4th grade math skills like fractions, multiplication and division.

Lots of division, square-root, or squaring operations often require multiple clock cycles to execute—which engineers would like to avoid in their designs. A logarithmic-based ...

A massive protest is underway in Cairo's Tahrir Square, where tens of thousands of anti-government protesters have gathered on what they hope will be the day of President Hosni Mubarak's departure ...

Explaining multiplication, different ways of thinking about multiplication and long multiplication using the grid method.