145.25% is the change from 263 to 645
Calculation steps:
[( 645 - 263 ) ÷ 263] x 100 = 145.25%
Formula
Percentage change = [(645 - 263) / 263] x 100
Subtract the new number by the original number
645 - 263 = 382
382 ÷ 263 = 1.4524714828897338
1.4524714828897338 x 100 = 145.25%