-79.04% is the change from 334 to 70
Calculation steps:
[( 70 - 334 ) ÷ 334] x 100 = -79.04%
Formula
Percentage change = [(70 - 334) / 334] x 100
Subtract the new number by the original number
70 - 334 = -264
-264 ÷ 334 = -0.7904191616766467
-0.7904191616766467 x 100 = -79.04%