64.13% is the change from 513 to 842
Calculation steps:
[( 842 - 513 ) ÷ 513] x 100 = 64.13%
Formula
Percentage change = [(842 - 513) / 513] x 100
Subtract the new number by the original number
842 - 513 = 329
329 ÷ 513 = 0.6413255360623782
0.6413255360623782 x 100 = 64.13%