The Wells family drinks 2.8 gallons of milk per week. The McDonald family drinks 0.5 gallons of milk each day. What is the difference, in liters, between the amounts of milk the families will drink in one week? (1 gallon is approximately 3.8 liters) Record your answer and fill in the griddable. Be sure to use the correct place value (place a 0 in the unused boxes).