-41.88% is the change from 511 to 297
Calculation steps:
[( 297 - 511 ) ÷ 511] x 100 = -41.88%
Formula
Percentage change = [(297 - 511) / 511] x 100
Subtract the new number by the original number
297 - 511 = -214
-214 ÷ 511 = -0.4187866927592955
-0.4187866927592955 x 100 = -41.88%