-41.01% is the change from 534 to 315
Calculation steps:
[( 315 - 534 ) ÷ 534] x 100 = -41.01%
Formula
Percentage change = [(315 - 534) / 534] x 100
Subtract the new number by the original number
315 - 534 = -219
-219 ÷ 534 = -0.4101123595505618
-0.4101123595505618 x 100 = -41.01%