130.08% is the change from 266 to 612
Calculation steps:
[( 612 - 266 ) ÷ 266] x 100 = 130.08%
Formula
Percentage change = [(612 - 266) / 266] x 100
Subtract the new number by the original number
612 - 266 = 346
346 ÷ 266 = 1.300751879699248
1.300751879699248 x 100 = 130.08%