PROBLEM: How many inches in 3 miles, if there are 5,280 feet in one mile.
R Remember to make a list of all rates, reciprocal rates, quantity, and units you are looking for.
QUANTITY= 1 mile RATE= 5,280 feet 1 mile
UNITS = 1 inch 1 mile, 5,280 feet
A Are there missing rates?
YES
T The missing rate(s) or conversion rate(s) must be figured out or use a conversion chart.
12 inches 1 foot
1 foot, 12 inches
E
Equal sign: set up the problem using the RULES
R = ________________ inches
U = ________________ inches
L
inches
= _________________________inches
E 5,280 feet X 12 inches = _______________ inches
1 mile 1 foot
S 3 mile X 5,280 feet X 12 inches = = 190,080 inches
1 1 mile 1 foot