-31.28% is the change from 211 to 145
Calculation steps:
[( 145 - 211 ) ÷ 211] x 100 = -31.28%
Formula
Percentage change = [(145 - 211) / 211] x 100
Subtract the new number by the original number
145 - 211 = -66
-66 ÷ 211 = -0.3127962085308057
-0.3127962085308057 x 100 = -31.28%