Nabifroese Math Videos

Ratios, Rates, Proportions and Fractions

Click on any of the Titles below for the video!

Introduction to Ratios

Practice with Ratios

How to Write a Ratio in Lowest Terms

Equivalent Ratios and Proportions

Working with Equivalent Ratios or Fractions

How to Solve a Proportion Using the Zorro Method

This method for quick cross multiplication is used in MANY topics in math, from Trigonometry to Conversions of Measurement!

Why the Zorro Method is something you should Never Forget! (It's SO useful for SO many things!)

How to Find a Unit Rate

Practice with Unit Rates

What is a Fraction?

How to Change a Fraction into a Decimal in Seconds (Good for Comparing Fractions)

How to go from a Fraction to a Decimal to a Percent

What is an Equivalent Fraction?

How to Reduce or Simplify a Fraction

How to Convert a Mixed Number into an Improper Fraction and Vice Versa

How to Add and Subtract Fractions and Mixed Numbers

Quick Method to Subtract a Fraction from a Whole Number (Trades Math/Tape Measure type questions)

Adding Mixed Numbers with Unlike Denominators

How to Multiply Fractions and Mixed Numbers

How to Divide Fractions and Mixed Numbers

Another Proportion Question Regarding Comparing How 2 People Did on Their Test

How to Set Up a Proportion

A Proportion Question as an Example (tougher one!)

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