-70.47% is the change from 657 to 194
Calculation steps:
[( 194 - 657 ) ÷ 657] x 100 = -70.47%
Formula
Percentage change = [(194 - 657) / 657] x 100
Subtract the new number by the original number
194 - 657 = -463
-463 ÷ 657 = -0.7047184170471842
-0.7047184170471842 x 100 = -70.47%