63.18% is the change from 277 to 452
Calculation steps:
[( 452 - 277 ) ÷ 277] x 100 = 63.18%
Formula
Percentage change = [(452 - 277) / 277] x 100
Subtract the new number by the original number
452 - 277 = 175
175 ÷ 277 = 0.631768953068592
0.631768953068592 x 100 = 63.18%