83.76% is the change from 117 to 215
Calculation steps:
[( 215 - 117 ) ÷ 117] x 100 = 83.76%
Formula
Percentage change = [(215 - 117) / 117] x 100
Subtract the new number by the original number
215 - 117 = 98
98 ÷ 117 = 0.8376068376068376
0.8376068376068376 x 100 = 83.76%