-54.98% is the change from 964 to 434
Calculation steps:
[( 434 - 964 ) ÷ 964] x 100 = -54.98%
Formula
Percentage change = [(434 - 964) / 964] x 100
Subtract the new number by the original number
434 - 964 = -530
-530 ÷ 964 = -0.549792531120332
-0.549792531120332 x 100 = -54.98%