-64.69% is the change from 963 to 340
Calculation steps:
[( 340 - 963 ) ÷ 963] x 100 = -64.69%
Formula
Percentage change = [(340 - 963) / 963] x 100
Subtract the new number by the original number
340 - 963 = -623
-623 ÷ 963 = -0.6469366562824507
-0.6469366562824507 x 100 = -64.69%