-84.44% is the change from 977 to 152
Calculation steps:
[( 152 - 977 ) ÷ 977] x 100 = -84.44%
Formula
Percentage change = [(152 - 977) / 977] x 100
Subtract the new number by the original number
152 - 977 = -825
-825 ÷ 977 = -0.8444216990788127
-0.8444216990788127 x 100 = -84.44%