-40% is the change from 890 to 534
Calculation steps:
[( 534 - 890 ) ÷ 890] x 100 = -40%
Formula
Percentage change = [(534 - 890) / 890] x 100
Subtract the new number by the original number
534 - 890 = -356
-356 ÷ 890 = -0.4
-0.4 x 100 = -40%
Example