-54.75% is the change from 537 to 243
Calculation steps:
[( 243 - 537 ) ÷ 537] x 100 = -54.75%
Formula
Percentage change = [(243 - 537) / 537] x 100
Subtract the new number by the original number
243 - 537 = -294
-294 ÷ 537 = -0.547486033519553
-0.547486033519553 x 100 = -54.75%