491.11% is the change from 45 to 266
Calculation steps:
[( 266 - 45 ) ÷ 45] x 100 = 491.11%
Formula
Percentage change = [(266 - 45) / 45] x 100
Subtract the new number by the original number
266 - 45 = 221
221 ÷ 45 = 4.911111111111111
4.911111111111111 x 100 = 491.11%