1.54% is the change from 650 to 660
Calculation steps:
[( 660 - 650 ) ÷ 650] x 100 = 1.54%
Formula
Percentage change = [(660 - 650) / 650] x 100
Subtract the new number by the original number
660 - 650 = 10
10 ÷ 650 = 0.015384615384615385
0.015384615384615385 x 100 = 1.54%