83.97% is the change from 524 to 964
Calculation steps:
[( 964 - 524 ) ÷ 524] x 100 = 83.97%
Formula
Percentage change = [(964 - 524) / 524] x 100
Subtract the new number by the original number
964 - 524 = 440
440 ÷ 524 = 0.8396946564885496
0.8396946564885496 x 100 = 83.97%