78.61% is the change from 547 to 977
Calculation steps:
[( 977 - 547 ) ÷ 547] x 100 = 78.61%
Formula
Percentage change = [(977 - 547) / 547] x 100
Subtract the new number by the original number
977 - 547 = 430
430 ÷ 547 = 0.7861060329067642
0.7861060329067642 x 100 = 78.61%