-64.47% is the change from 197 to 70
Calculation steps:
[( 70 - 197 ) ÷ 197] x 100 = -64.47%
Formula
Percentage change = [(70 - 197) / 197] x 100
Subtract the new number by the original number
70 - 197 = -127
-127 ÷ 197 = -0.6446700507614214
-0.6446700507614214 x 100 = -64.47%