-58.97% is the change from 658 to 270
Calculation steps:
[( 270 - 658 ) ÷ 658] x 100 = -58.97%
Formula
Percentage change = [(270 - 658) / 658] x 100
Subtract the new number by the original number
270 - 658 = -388
-388 ÷ 658 = -0.5896656534954408
-0.5896656534954408 x 100 = -58.97%