You and your two siblings are going to split a batch of cookies. You, being the smartest, get of the batch. Your brother and sister will have to split the remaining . How many cookies does each person get?
Hint
multiply by
Answer
you get and your siblings get each
Example 2
You are starting a new exercise program and want to run five miles a day. The path around the park is mile long. How many laps must you run to make your target distance?
cookies. You, being the smartest, get 
of the batch. Your brother and sister will have to split the remaining 
. How many cookies does each person get?
and your siblings get 
each
mile long. How many laps must you run to make your target distance?
miles by 
laps