Question

A coral reef is losing 7% of its area annually. Create a table of percentage calculations for 10 years. If the coral reef starts out with 14,000 square feet, how much is left after 9 years?

Answer 1

Coral in square feet | Year
14,000 | start
13,020 | 1st year
12,108.6 | 2nd year
11,261 | 3rd year
10,472.73 | 4th year
9,739.64 | 5th year
9,057.87 | 6th year
8,423.82 | 7th year
7,834.15 | 8th year
7,285.76 | 9th year
6,775.76 | 10th year