74.32% is the change from 370 to 645
Calculation steps:
[( 645 - 370 ) ÷ 370] x 100 = 74.32%
Formula
Percentage change = [(645 - 370) / 370] x 100
Subtract the new number by the original number
645 - 370 = 275
275 ÷ 370 = 0.7432432432432432
0.7432432432432432 x 100 = 74.32%