2.45% is the change from 654 to 670
Calculation steps:
[( 670 - 654 ) ÷ 654] x 100 = 2.45%
Formula
Percentage change = [(670 - 654) / 654] x 100
Subtract the new number by the original number
670 - 654 = 16
16 ÷ 654 = 0.024464831804281346
0.024464831804281346 x 100 = 2.45%