-75.33% is the change from 612 to 151
Calculation steps:
[( 151 - 612 ) ÷ 612] x 100 = -75.33%
Formula
Percentage change = [(151 - 612) / 612] x 100
Subtract the new number by the original number
151 - 612 = -461
-461 ÷ 612 = -0.7532679738562091
-0.7532679738562091 x 100 = -75.33%