-64.5% is the change from 707 to 251
Calculation steps:
[( 251 - 707 ) ÷ 707] x 100 = -64.5%
Formula
Percentage change = [(251 - 707) / 707] x 100
Subtract the new number by the original number
251 - 707 = -456
-456 ÷ 707 = -0.6449787835926449
-0.6449787835926449 x 100 = -64.5%