-6.19% is the change from 970 to 910
Calculation steps:
[( 910 - 970 ) ÷ 970] x 100 = -6.19%
Formula
Percentage change = [(910 - 970) / 970] x 100
Subtract the new number by the original number
910 - 970 = -60
-60 ÷ 970 = -0.061855670103092786
-0.061855670103092786 x 100 = -6.19%