-38.44% is the change from 307 to 189
Calculation steps:
[( 189 - 307 ) ÷ 307] x 100 = -38.44%
Formula
Percentage change = [(189 - 307) / 307] x 100
Subtract the new number by the original number
189 - 307 = -118
-118 ÷ 307 = -0.38436482084690554
-0.38436482084690554 x 100 = -38.44%