-84.65% is the change from 456 to 70
Calculation steps:
[( 70 - 456 ) ÷ 456] x 100 = -84.65%
Formula
Percentage change = [(70 - 456) / 456] x 100
Subtract the new number by the original number
70 - 456 = -386
-386 ÷ 456 = -0.8464912280701754
-0.8464912280701754 x 100 = -84.65%