0.15% is the change from 650 to 651
Calculation steps:
[( 651 - 650 ) ÷ 650] x 100 = 0.15%
Formula
Percentage change = [(651 - 650) / 650] x 100
Subtract the new number by the original number
651 - 650 = 1
1 ÷ 650 = 0.0015384615384615385
0.0015384615384615385 x 100 = 0.15%