-54.5% is the change from 644 to 293
Calculation steps:
[( 293 - 644 ) ÷ 644] x 100 = -54.5%
Formula
Percentage change = [(293 - 644) / 644] x 100
Subtract the new number by the original number
293 - 644 = -351
-351 ÷ 644 = -0.5450310559006211
-0.5450310559006211 x 100 = -54.5%