-64.31% is the change from 961 to 343
Calculation steps:
[( 343 - 961 ) ÷ 961] x 100 = -64.31%
Formula
Percentage change = [(343 - 961) / 961] x 100
Subtract the new number by the original number
343 - 961 = -618
-618 ÷ 961 = -0.6430801248699272
-0.6430801248699272 x 100 = -64.31%