-63.48% is the change from 649 to 237
Calculation steps:
[( 237 - 649 ) ÷ 649] x 100 = -63.48%
Formula
Percentage change = [(237 - 649) / 649] x 100
Subtract the new number by the original number
237 - 649 = -412
-412 ÷ 649 = -0.6348228043143297
-0.6348228043143297 x 100 = -63.48%