An elephant's full water tank holds 2,478 gallons of water. After two weeks, the zookeeper measures
and finds that the tank only has 1,890 gallons of water left. The elephant drinks the same amount of
water each day. How many days will a full tank of water last?
Show each step to answer the question. For each step:
1. Explain what you are doing and why.
2. Write an equation. Label the equation
Write an answer sentence - include units.