-63.95% is the change from 957 to 345
Calculation steps:
[( 345 - 957 ) ÷ 957] x 100 = -63.95%
Formula
Percentage change = [(345 - 957) / 957] x 100
Subtract the new number by the original number
345 - 957 = -612
-612 ÷ 957 = -0.6394984326018809
-0.6394984326018809 x 100 = -63.95%