-51.61% is the change from 434 to 210
Calculation steps:
[( 210 - 434 ) ÷ 434] x 100 = -51.61%
Formula
Percentage change = [(210 - 434) / 434] x 100
Subtract the new number by the original number
210 - 434 = -224
-224 ÷ 434 = -0.5161290322580645
-0.5161290322580645 x 100 = -51.61%