Khan Academy
Video tutorials:
Greatest Common Factor -scroll down the left side for more examples
Least Common Multiple -scroll down the left side for more examples
Ratios and Rates
Rate of Change/Slope
What is Rate of Change?
How Do You Find the Rate of Change Between Two Points on a Graph?
How Do You Find the Rate of Change Between Two Points in a Table?
What Does the Slope of a Line Mean?
How Do You Find the Slope of a Line from a Graph?
How Do You Find the Slope of a Line from Two Points?
What Does Negative Slope Mean?
What Does Direct Variation Look Like on a Graph?
Games:
Ratio Blaster Math Game - Math Playground
Dunk Tank: Ratio & Proportion - PBS LearningMedia
Quia - Rates, Ratios, and Proportions
Math Snacks: Play Ratio Rumble
Factors and Multiples Jeopardy Game - Math Play
Math Games: Fruit Shoot Greatest Common Factor
Video tutorials:
Greatest Common Factor -scroll down the left side for more examples
Least Common Multiple -scroll down the left side for more examples
Ratios and Rates
- How Do You Find Equivalent Ratios by Making a Table?
- How Do You Write a Ratio From a Word Problem?
- How Do You Find Equivalent Ratios?
- How Do You Convert a Rate To A Unit Rate?
- How Do You Use a Table of Equivalent Ratios to Predict a Value?
- How Do You Write Ratios From a Table?
- What's a Ratio?
- How Do You Write a Ratio in Simplest Form?
- How Do You Use Unit Rates to Compare Rates?
- What are Equivalent Ratios?
- What are Rates and Unit Rates?
- What's the Means-Extremes Property of Proportions?
- How Do You Solve a Proportion Using Cross Products?
- What's a Proportion?
- How Do You Solve a Word Problem Using a Proportion?
Rate of Change/Slope
What is Rate of Change?
How Do You Find the Rate of Change Between Two Points on a Graph?
How Do You Find the Rate of Change Between Two Points in a Table?
What Does the Slope of a Line Mean?
How Do You Find the Slope of a Line from a Graph?
How Do You Find the Slope of a Line from Two Points?
What Does Negative Slope Mean?
What Does Direct Variation Look Like on a Graph?
Games:
Ratio Blaster Math Game - Math Playground
Dunk Tank: Ratio & Proportion - PBS LearningMedia
Quia - Rates, Ratios, and Proportions
Math Snacks: Play Ratio Rumble
Factors and Multiples Jeopardy Game - Math Play
Math Games: Fruit Shoot Greatest Common Factor