-79.85% is the change from 938 to 189
Calculation steps:
[( 189 - 938 ) ÷ 938] x 100 = -79.85%
Formula
Percentage change = [(189 - 938) / 938] x 100
Subtract the new number by the original number
189 - 938 = -749
-749 ÷ 938 = -0.7985074626865671
-0.7985074626865671 x 100 = -79.85%