Since we're talking about how much longer one is than the other, that's a difference problem, and will be a subtraction problem.
The answer is 2.75 miles.
Check the answer by using estimation; 7 - 4 = 3, which is close to 2.75.
Fill in the blanks !
Solving Problems by Subtracting Decimals
This map shows the length of three bike trails used for races. How much longer is the red trail than the blue trail?
Bike Trail Map
red trail: 6.85 miles
orange trail: 3.33 miles
blue trail: 4.1 miles
Since we're talking about how much longer one is tnan ine other, that's a difference problem, and will be a________problem.
6.85 - 4.10=2.75
The answer is____miles.
Check the answer by using estimation; ____-______ = 3, which is close to 2.75.
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