60.29% is the change from 612 to 981
Calculation steps:
[( 981 - 612 ) ÷ 612] x 100 = 60.29%
Formula
Percentage change = [(981 - 612) / 612] x 100
Subtract the new number by the original number
981 - 612 = 369
369 ÷ 612 = 0.6029411764705882
0.6029411764705882 x 100 = 60.29%