Use repeated reasoning to test for equivalent ratios, such as reasoning that walking 1/2 mile in 1/4 hour is equivalent to walking 1 mile in 1/2 hour and equivalent to walking 2 miles in 1 hour, the unit rate.
Number and Quantity
Ratios & Proportional Relationships: Analyze proportional relationships and use them to solve real-world and mathematical problems.
- Academic Context and Connections
Look for and express regularity in repeated reasoning.