-46.73% is the change from 657 to 350
Calculation steps:
[( 350 - 657 ) ÷ 657] x 100 = -46.73%
Formula
Percentage change = [(350 - 657) / 657] x 100
Subtract the new number by the original number
350 - 657 = -307
-307 ÷ 657 = -0.4672754946727549
-0.4672754946727549 x 100 = -46.73%