Family practice
A rate compares measurements in different units.
Optional until a teacher marks it
| miles | hours |
|---|---|
| 120 | 3 |
| 240 | ? |
Priya records 120 miles in 3 hours at the trail. A rate compares two quantities with different units.
A rate is a ratio of measurements in different units, such as miles and hours. Equivalent rates describe the same constant speed or price. Adding the same number to both measurements changes the rate.
Problem 1 of 8. What we learned, an example, a few together, then independent practice.
| miles | hours |
|---|---|
| 120 | 3 |
| 240 | ? |
A ratio table shows 120 miles for every 3 hours. How many hours go with 240 miles?
Support frame: Factor = 240 ÷ 120. Second part = 3 × factor.