63.11% is the change from 534 to 871
Calculation steps:
[( 871 - 534 ) ÷ 534] x 100 = 63.11%
Formula
Percentage change = [(871 - 534) / 534] x 100
Subtract the new number by the original number
871 - 534 = 337
337 ÷ 534 = 0.6310861423220974
0.6310861423220974 x 100 = 63.11%