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Use cubes. model each problem with a tape and solve using the standard algorithm.

Martin,s car had 86,456 miles on it. of that distance,Martin,s wife drove 24,901 miles, and his son drove 7,997 miles. Martin drove the rest.

a. About how many miles did Martin drive? Round each value to estimate.

b.Exactly how many miles did Martin drive?

c.Compare the estimated number of Martin drove (a) to the exact number of miles Martin drove(b) using <,>, or =.