-78.55% is the change from 662 to 142
Calculation steps:
[( 142 - 662 ) ÷ 662] x 100 = -78.55%
Formula
Percentage change = [(142 - 662) / 662] x 100
Subtract the new number by the original number
142 - 662 = -520
-520 ÷ 662 = -0.7854984894259819
-0.7854984894259819 x 100 = -78.55%