-14.47% is the change from 836 to 715
Calculation steps:
[( 715 - 836 ) ÷ 836] x 100 = -14.47%
Formula
Percentage change = [(715 - 836) / 836] x 100
Subtract the new number by the original number
715 - 836 = -121
-121 ÷ 836 = -0.14473684210526316
-0.14473684210526316 x 100 = -14.47%