-73.21% is the change from 784 to 210
Calculation steps:
[( 210 - 784 ) ÷ 784] x 100 = -73.21%
Formula
Percentage change = [(210 - 784) / 784] x 100
Subtract the new number by the original number
210 - 784 = -574
-574 ÷ 784 = -0.7321428571428571
-0.7321428571428571 x 100 = -73.21%