-67.35% is the change from 49 to 16
Calculation steps:
[( 16 - 49 ) ÷ 49] x 100 = -67.35%
Formula
Percentage change = [(16 - 49) / 49] x 100
Subtract the new number by the original number
16 - 49 = -33
-33 ÷ 49 = -0.673469387755102
-0.673469387755102 x 100 = -67.35%