-6.38% is the change from 784 to 734
Calculation steps:
[( 734 - 784 ) ÷ 784] x 100 = -6.38%
Formula
Percentage change = [(734 - 784) / 784] x 100
Subtract the new number by the original number
734 - 784 = -50
-50 ÷ 784 = -0.06377551020408163
-0.06377551020408163 x 100 = -6.38%