150% is the change from 252 to 630
Calculation steps:
[( 630 - 252 ) ÷ 252] x 100 = 150%
Formula
Percentage change = [(630 - 252) / 252] x 100
Subtract the new number by the original number
630 - 252 = 378
378 ÷ 252 = 1.5
1.5 x 100 = 150%
Example