-83.62% is the change from 934 to 153
Calculation steps:
[( 153 - 934 ) ÷ 934] x 100 = -83.62%
Formula
Percentage change = [(153 - 934) / 934] x 100
Subtract the new number by the original number
153 - 934 = -781
-781 ÷ 934 = -0.8361884368308351
-0.8361884368308351 x 100 = -83.62%