40.15% is the change from 650 to 911
Calculation steps:
[( 911 - 650 ) ÷ 650] x 100 = 40.15%
Formula
Percentage change = [(911 - 650) / 650] x 100
Subtract the new number by the original number
911 - 650 = 261
261 ÷ 650 = 0.4015384615384615
0.4015384615384615 x 100 = 40.15%