-33.02% is the change from 951 to 637
Calculation steps:
[( 637 - 951 ) ÷ 951] x 100 = -33.02%
Formula
Percentage change = [(637 - 951) / 951] x 100
Subtract the new number by the original number
637 - 951 = -314
-314 ÷ 951 = -0.3301787592008412
-0.3301787592008412 x 100 = -33.02%