Question

The depth of a local river averages 20 ft, which is represented as |−20|. In January, it measured 6 ft deep, or |−6|, and in July, it was 22 ft, or |−22|. What is the difference between depths in January and July?

Answer 1

Answer: 2 ft.

Explanation:
|-20| = 20, |-22| = 22
22 - 20 = 2