-70.94% is the change from 936 to 272
Calculation steps:
[( 272 - 936 ) ÷ 936] x 100 = -70.94%
Formula
Percentage change = [(272 - 936) / 936] x 100
Subtract the new number by the original number
272 - 936 = -664
-664 ÷ 936 = -0.7094017094017094
-0.7094017094017094 x 100 = -70.94%