-70.78% is the change from 924 to 270
Calculation steps:
[( 270 - 924 ) ÷ 924] x 100 = -70.78%
Formula
Percentage change = [(270 - 924) / 924] x 100
Subtract the new number by the original number
270 - 924 = -654
-654 ÷ 924 = -0.7077922077922078
-0.7077922077922078 x 100 = -70.78%