1511.76% is the change from 17 to 274
Calculation steps:
[( 274 - 17 ) ÷ 17] x 100 = 1511.76%
Formula
Percentage change = [(274 - 17) / 17] x 100
Subtract the new number by the original number
274 - 17 = 257
257 ÷ 17 = 15.117647058823529
15.117647058823529 x 100 = 1511.76%