-78.59% is the change from 327 to 70
Calculation steps:
[( 70 - 327 ) ÷ 327] x 100 = -78.59%
Formula
Percentage change = [(70 - 327) / 327] x 100
Subtract the new number by the original number
70 - 327 = -257
-257 ÷ 327 = -0.7859327217125383
-0.7859327217125383 x 100 = -78.59%