83% is the change from 247 to 452
Calculation steps:
[( 452 - 247 ) ÷ 247] x 100 = 83%
Formula
Percentage change = [(452 - 247) / 247] x 100
Subtract the new number by the original number
452 - 247 = 205
205 ÷ 247 = 0.8299595141700404
0.8299595141700404 x 100 = 83%