-60.45% is the change from 670 to 265
Calculation steps:
[( 265 - 670 ) ÷ 670] x 100 = -60.45%
Formula
Percentage change = [(265 - 670) / 670] x 100
Subtract the new number by the original number
265 - 670 = -405
-405 ÷ 670 = -0.6044776119402985
-0.6044776119402985 x 100 = -60.45%