Equal groups are illustrations of using the same variable.
A word problem that uses equal group is:
Christopher traveled a distance of 5 miles yesterday; he traveled a distance of 4 miles earlier today. Calculate the total distance traveled
The only condition for equal groups is that:
The units or variable must be the same
For instance:
- Add 5 miles and 4 miles ----- This represents distance
- Remove 2 liters from 7 liters --- This represents volume
- Add 5 hours and quarter of an hour -- This represents time
- And so on.
Read more about groupings at:
https://brainly.com/question/11810656
