-7.45% is the change from 537 to 497
Calculation steps:
[( 497 - 537 ) ÷ 537] x 100 = -7.45%
Formula
Percentage change = [(497 - 537) / 537] x 100
Subtract the new number by the original number
497 - 537 = -40
-40 ÷ 537 = -0.074487895716946
-0.074487895716946 x 100 = -7.45%