Question

Which techniques are used to solve this problem?
Baker lies on a straight line in between Allenburg and Carter City. Allenburg is 108 miles from Baker. Carter City is 232 miles from Allenburg. How far is Baker from Carter City?https://lh3.googleusercontent.com/UhoFYP5DWd6vk9aPll5WjGqSdNEGysy20dOwNpN-gSQj-iFwahqK7WZ6GG8ZDY8UKckT=s170

230 – 110 = 120 miles; Baker is about 120 miles from Carter City.

Choose exactly two answers that are correct.

A.
Use mental math to subtract.

B.
Estimate the distances.

C.
Use number sense to predict the answer.