-29.63% is the change from 216 to 152
Calculation steps:
[( 152 - 216 ) ÷ 216] x 100 = -29.63%
Formula
Percentage change = [(152 - 216) / 216] x 100
Subtract the new number by the original number
152 - 216 = -64
-64 ÷ 216 = -0.2962962962962963
-0.2962962962962963 x 100 = -29.63%