-83.84% is the change from 897 to 145
Calculation steps:
[( 145 - 897 ) ÷ 897] x 100 = -83.84%
Formula
Percentage change = [(145 - 897) / 897] x 100
Subtract the new number by the original number
145 - 897 = -752
-752 ÷ 897 = -0.8383500557413601
-0.8383500557413601 x 100 = -83.84%