69.3% is the change from 544 to 921
Calculation steps:
[( 921 - 544 ) ÷ 544] x 100 = 69.3%
Formula
Percentage change = [(921 - 544) / 544] x 100
Subtract the new number by the original number
921 - 544 = 377
377 ÷ 544 = 0.6930147058823529
0.6930147058823529 x 100 = 69.3%