-0.21% is the change from 945 to 943
Calculation steps:
[( 943 - 945 ) ÷ 945] x 100 = -0.21%
Formula
Percentage change = [(943 - 945) / 945] x 100
Subtract the new number by the original number
943 - 945 = -2
-2 ÷ 945 = -0.0021164021164021165
-0.0021164021164021165 x 100 = -0.21%