-66.35% is the change from 208 to 70
Calculation steps:
[( 70 - 208 ) ÷ 208] x 100 = -66.35%
Formula
Percentage change = [(70 - 208) / 208] x 100
Subtract the new number by the original number
70 - 208 = -138
-138 ÷ 208 = -0.6634615384615384
-0.6634615384615384 x 100 = -66.35%