59.31% is the change from 612 to 975
Calculation steps:
[( 975 - 612 ) ÷ 612] x 100 = 59.31%
Formula
Percentage change = [(975 - 612) / 612] x 100
Subtract the new number by the original number
975 - 612 = 363
363 ÷ 612 = 0.5931372549019608
0.5931372549019608 x 100 = 59.31%