90.61% is the change from 277 to 528
Calculation steps:
[( 528 - 277 ) ÷ 277] x 100 = 90.61%
Formula
Percentage change = [(528 - 277) / 277] x 100
Subtract the new number by the original number
528 - 277 = 251
251 ÷ 277 = 0.9061371841155235
0.9061371841155235 x 100 = 90.61%