This is a free preview. For full access
Ratio and Proportional Relationships: Introduction to Ratios and Proportionality
Spotting Proportional Patterns
Description
Spotting Proportional Patterns
Introduction
Proportional patterns appear when two quantities change at a constant ratio. Recognizing these patterns helps identify proportional relationships and predict how one quan...
Show More
Transcript
Alex is buying mangoes for a picnic. Each mango costs $2, and he wants to buy enough for everyone.
If Alex buys one mango, it costs $2. If he buys two mangoes, the cost is $4. If he buys three mangoes, the cost is $6.
Each time Alex adds one mango, the total cost increases by $2.
This is an example of a proportional relationship, ...
Show More