70.55% is the change from 163 to 278
Calculation steps:
[( 278 - 163 ) ÷ 163] x 100 = 70.55%
Formula
Percentage change = [(278 - 163) / 163] x 100
Subtract the new number by the original number
278 - 163 = 115
115 ÷ 163 = 0.7055214723926381
0.7055214723926381 x 100 = 70.55%