-32.28% is the change from 951 to 644
Calculation steps:
[( 644 - 951 ) ÷ 951] x 100 = -32.28%
Formula
Percentage change = [(644 - 951) / 951] x 100
Subtract the new number by the original number
644 - 951 = -307
-307 ÷ 951 = -0.3228180862250263
-0.3228180862250263 x 100 = -32.28%