-53.11% is the change from 644 to 302
Calculation steps:
[( 302 - 644 ) ÷ 644] x 100 = -53.11%
Formula
Percentage change = [(302 - 644) / 644] x 100
Subtract the new number by the original number
302 - 644 = -342
-342 ÷ 644 = -0.531055900621118
-0.531055900621118 x 100 = -53.11%