21.09% is the change from 147 to 178
Calculation steps:
[( 178 - 147 ) ÷ 147] x 100 = 21.09%
Formula
Percentage change = [(178 - 147) / 147] x 100
Subtract the new number by the original number
178 - 147 = 31
31 ÷ 147 = 0.2108843537414966
0.2108843537414966 x 100 = 21.09%