-91.62% is the change from 537 to 45
Calculation steps:
[( 45 - 537 ) ÷ 537] x 100 = -91.62%
Formula
Percentage change = [(45 - 537) / 537] x 100
Subtract the new number by the original number
45 - 537 = -492
-492 ÷ 537 = -0.9162011173184358
-0.9162011173184358 x 100 = -91.62%