277.44% is the change from 133 to 502
Calculation steps:
[( 502 - 133 ) ÷ 133] x 100 = 277.44%
Formula
Percentage change = [(502 - 133) / 133] x 100
Subtract the new number by the original number
502 - 133 = 369
369 ÷ 133 = 2.774436090225564
2.774436090225564 x 100 = 277.44%