-0.98% is the change from 919 to 910
Calculation steps:
[( 910 - 919 ) ÷ 919] x 100 = -0.98%
Formula
Percentage change = [(910 - 919) / 919] x 100
Subtract the new number by the original number
910 - 919 = -9
-9 ÷ 919 = -0.009793253536452665
-0.009793253536452665 x 100 = -0.98%