-68.3% is the change from 612 to 194
Calculation steps:
[( 194 - 612 ) ÷ 612] x 100 = -68.3%
Formula
Percentage change = [(194 - 612) / 612] x 100
Subtract the new number by the original number
194 - 612 = -418
-418 ÷ 612 = -0.6830065359477124
-0.6830065359477124 x 100 = -68.3%