-38.26% is the change from 311 to 192
Calculation steps:
[( 192 - 311 ) ÷ 311] x 100 = -38.26%
Formula
Percentage change = [(192 - 311) / 311] x 100
Subtract the new number by the original number
192 - 311 = -119
-119 ÷ 311 = -0.38263665594855306
-0.38263665594855306 x 100 = -38.26%