-56.42% is the change from 670 to 292
Calculation steps:
[( 292 - 670 ) ÷ 670] x 100 = -56.42%
Formula
Percentage change = [(292 - 670) / 670] x 100
Subtract the new number by the original number
292 - 670 = -378
-378 ÷ 670 = -0.564179104477612
-0.564179104477612 x 100 = -56.42%