64.72% is the change from 377 to 621
Calculation steps:
[( 621 - 377 ) ÷ 377] x 100 = 64.72%
Formula
Percentage change = [(621 - 377) / 377] x 100
Subtract the new number by the original number
621 - 377 = 244
244 ÷ 377 = 0.6472148541114059
0.6472148541114059 x 100 = 64.72%