266.99% is the change from 209 to 767
Calculation steps:
[( 767 - 209 ) ÷ 209] x 100 = 266.99%
Formula
Percentage change = [(767 - 209) / 209] x 100
Subtract the new number by the original number
767 - 209 = 558
558 ÷ 209 = 2.6698564593301435
2.6698564593301435 x 100 = 266.99%