-79.8% is the change from 307 to 62
Calculation steps:
[( 62 - 307 ) ÷ 307] x 100 = -79.8%
Formula
Percentage change = [(62 - 307) / 307] x 100
Subtract the new number by the original number
62 - 307 = -245
-245 ÷ 307 = -0.7980456026058632
-0.7980456026058632 x 100 = -79.8%